Tag Archives: rear bearing

China factory Rear Wheel Bearing Auto Parts Wheel Hub for VW Golf Jetta Santana OEM 357501117 / 357501117A Front Axle Hub Bearing with Great quality

Product Description

 HUB BEARINGS is the main role of load-bearing and provide accurate guidance for the rotation of the hub, it bears both axial load and radial load, is a very important component. The traditional automobile wheel bearing is composed of 2 sets of tapered roller bearing or ball bearing. The installation, oiling, sealing and clearance adjustment of the bearing are all carried out on the automobile production line. This structure makes it difficult to assemble in the automobile production plant, high cost, poor reliability, and the car in the maintenance point maintenance, but also need to clean, oiling and adjustment of bearings. Wheel hub bearing unit is in the standard angular contact ball bearings and tapered roller bearings, on the basis of it will be 2 sets of bearing as a whole, has the assembly clearance adjustment performance is good, can be omitted, light weight, compact structure, large load capacity, for the sealed bearing prior to loading, ellipsis external wheel grease seal and from maintenance etc, and has been widely used in cars, There is also a trend of gradually expanding application in truck.

Lead Screws and Clamp Style Collars

If you have a lead screw, you’re probably interested in learning about the Acme thread on this type of shaft. You might also be interested in finding out about the Clamp style collars and Ball screw nut. But before you buy a new screw, make sure you understand what the terminology means. Here are some examples of screw shafts:

Acme thread

The standard ACME thread on a screw shaft is made of a metal that is resistant to corrosion and wear. It is used in a variety of applications. An Acme thread is available in a variety of sizes and styles. General purpose Acme threads are not designed to handle external radial loads and are supported by a shaft bearing and linear guide. Their design is intended to minimize the risk of flank wedging, which can cause friction forces and wear. The Centralizing Acme thread standard caters to applications without radial support and allows the thread to come into contact before its flanks are exposed to radial loads.
The ACME thread was first developed in 1894 for machine tools. While the acme lead screw is still the most popular screw in the US, European machines use the Trapezoidal Thread (Metric Acme). The acme thread is a stronger and more resilient alternative to square threads. It is also easier to cut than square threads and can be cut by using a single-point threading die.
Similarly to the internal threads, the metric versions of Acme are similar to their American counterparts. The only difference is that the metric threads are generally wider and are used more frequently in industrial settings. However, the metric-based screw threads are more common than their American counterparts worldwide. In addition, the Acme thread on screw shafts is used most often on external gears. But there is still a small minority of screw shafts that are made with a metric thread.
ACME screws provide a variety of advantages to users, including self-lubrication and reduced wear and tear. They are also ideal for vertical applications, where a reduced frictional force is required. In addition, ACME screws are highly resistant to back-drive and minimize the risk of backlash. Furthermore, they can be easily checked with readily available thread gauges. So, if you’re looking for a quality ACME screw for your next industrial project, look no further than ACME.
screwshaft

Lead screw coatings

The properties of lead screw materials affect their efficiency. These materials have high anti-corrosion, thermal resistance, and self-lubrication properties, which eliminates the need for lubrication. These coating materials include polytetrafluoroethylene (PFE), polyether ether ketone (PEK), and Vespel. Other desirable properties include high tensile strength, corrosion resistance, and rigidity.
The most common materials for lead screws are carbon steel, stainless steel, and aluminum. Lead screw coatings can be PTFE-based to withstand harsh environments and remove oil and grease. In addition to preventing corrosion, lead screw coatings improve the life of polymer parts. Lead screw assembly manufacturers offer a variety of customization options for their lead screw, including custom-molded nuts, thread forms, and nut bodies.
Lead screws are typically measured in rpm, or revolutions per minute. The PV curve represents the inverse relationship between contact surface pressure and sliding velocity. This value is affected by the material used in the construction of the screw, lubrication conditions, and end fixity. The critical speed of lead screws is determined by their length and minor diameter. End fixity refers to the support for the screw and affects its rigidity and critical speed.
The primary purpose of lead screws is to enable smooth movement. To achieve this, lead screws are usually preloaded with axial load, enabling consistent contact between a screw’s filets and nuts. Lead screws are often used in linear motion control systems and feature a large area of sliding contact between male and female threads. Lead screws can be manually operated or mortised and are available in a variety of sizes and materials. The materials used for lead screws include stainless steel and bronze, which are often protected by a PTFE type coating.
These screws are made of various materials, including stainless steel, bronze, and various plastics. They are also made to meet specific requirements for environmental conditions. In addition to lead screws, they can be made of stainless steel, aluminum, and carbon steel. Surface coatings can improve the screw’s corrosion resistance, while making it more wear resistant in tough environments. A screw that is coated with PTFE will maintain its anti-corrosion properties even in tough environments.
screwshaft

Clamp style collars

The screw shaft clamp style collar is a basic machine component, which is attached to the shaft via multiple screws. These collars act as mechanical stops, load bearing faces, or load transfer points. Their simple design makes them easy to install. This article will discuss the pros and cons of this style of collar. Let’s look at what you need to know before choosing a screw shaft clamp style collar. Here are some things to keep in mind.
Clamp-style shaft collars are a versatile mounting option for shafts. They have a recessed screw that fully engages the thread for secure locking. Screw shaft clamp collars come in different styles and can be used in both drive and power transmission applications. Listed below are the main differences between these 2 styles of collars. They are compatible with all types of shafts and are able to handle axial loads of up to 5500 pounds.
Clamp-style shaft collars are designed to prevent the screw from accidentally damaging the shaft when tightened. They can be tightened with a set screw to counteract the initial clamping force and prevent the shaft from coming loose. However, when tightening the screw, you should use a torque wrench. Using a set screw to tighten a screw shaft collar can cause it to warp and reduce the surface area that contacts the shaft.
Another key advantage to Clamp-style shaft collars is that they are easy to install. Clamp-style collars are available in one-piece and two-piece designs. These collars lock around the shaft and are easy to remove and install. They are ideal for virtually any shaft and can be installed without removing any components. This type of collar is also recommended for those who work on machines with sensitive components. However, be aware that the higher the OD, the more difficult it is to install and remove the collar.
Screw shaft clamp style collars are usually one-piece. A two-piece collar is easier to install than a one-piece one. The two-piece collars provide a more effective clamping force, as they use the full seating torque. Two-piece collars have the added benefit of being easy to install because they require no tools to install. You can disassemble one-piece collars before installing a two-piece collar.
screwshaft

Ball screw nut

The proper installation of a ball screw nut requires that the nut be installed on the center of the screw shaft. The return tubes of the ball nut must be oriented upward so that the ball nut will not overtravel. The adjusting nut must be tightened against a spacer or spring washer, then the nut is placed on the screw shaft. The nut should be rotated several times in both directions to ensure that it is centered.
Ball screw nuts are typically manufactured with a wide range of preloads. Large preloads are used to increase the rigidity of a ball screw assembly and prevent backlash, the lost motion caused by a clearance between the ball and nut. Using a large amount of preload can lead to excessive heat generation. The most common preload for ball screw nuts is 1 to 3%. This is usually more than enough to prevent backlash, but a higher preload will increase torque requirements.
The diameter of a ball screw is measured from its center, called the ball circle diameter. This diameter represents the distance a ball will travel during 1 rotation of the screw shaft. A smaller diameter means that there are fewer balls to carry the load. Larger leads mean longer travels per revolution and higher speeds. However, this type of screw cannot carry a greater load capacity. Increasing the length of the ball nut is not practical, due to manufacturing constraints.
The most important component of a ball screw is a ball bearing. This prevents excessive friction between the ball and the nut, which is common in lead-screw and nut combinations. Some ball screws feature preloaded balls, which avoid “wiggle” between the nut and the ball. This is particularly desirable in applications with rapidly changing loads. When this is not possible, the ball screw will experience significant backlash.
A ball screw nut can be either single or multiple circuits. Single or multiple-circuit ball nuts can be configured with 1 or 2 independent closed paths. Multi-circuit ball nuts have 2 or more circuits, making them more suitable for heavier loads. Depending on the application, a ball screw nut can be used for small clearance assemblies and compact sizes. In some cases, end caps and deflectors may be used to feed the balls back to their original position.

China factory Rear Wheel Bearing Auto Parts Wheel Hub for VW Golf Jetta Santana OEM 357501117 / 357501117A Front Axle Hub Bearing with Great qualityChina factory Rear Wheel Bearing Auto Parts Wheel Hub for VW Golf Jetta Santana OEM 357501117 / 357501117A Front Axle Hub Bearing with Great quality

China Professional Good Quality Rear Axle Car Wheel Hub for Peugeot 206 Hub Unit Bearing Vkba3659 OEM 3748.76 3748.79 near me shop

Product Description

Basic information:

Description Good Quality Rear Axle Car Wheel Hub For PEUGEOT 206 Hub Unit Bearing VKBA3659 OEM 3748.76 3748.79
Material Chrome steel Gcr15
Application For CITROEN
For PEUGEOT
Size Rim Hole Number: 4
Flange Ø: 129 mm
Position Rear wheel
With ABS with integrated ABS sensor
Bolts 4 holes
Weight 1.85 kg
Brand SI, PPB, or customized
Packing Neutral, SI, PPB brand packing or customized
OEM/ODM service Yes
Manufacture place ZHangZhoug, China
MOQ 50 PCS
OEM replacement Yes
Inspection 100%
Warranty 1 year or 40,000-50,000 KMS
Certificate ISO9001:2015 TS16949
Payment T/T, PayPal, Alibaba

Detailed pictures:

Wheel bearing kits components:
Bearing 1
Nut 1
Sealing/Protective Cap 1

O.E.:
3748.76
3748.79

Ref.:
F-AG: 
FEBI BILSTEIN: 31185
OPTIMAL: 657151
S-KF: VKBA 3659
SNR: R166.32

Application:
For CITROEN C3 I (FC_) (2002/02 – /)
For CITROEN C3 Pluriel (HB_) (2003/05 – /)
For CITROEN C2 (JM_) (2003/09 – /)
For CITROEN C3 II (2009/11 – /)
For CITROEN C2 ENTERPRISE (2009/04 – /)
For PEUGEOT 206 Hatchback (2A/C) (1998/08 – /)
For PEUGEOT 206 CC (2D) (2000/09 – /)
For PEUGEOT 206 SW (2E/K) (2002/07 – /)
For PEUGEOT 1007 (KM_) (2005/04 – /)
For PEUGEOT 206 Saloon (2007/03 – /)

How to extend the bearing’s life?
Don’t allow strong impact, such as hammer striking, transfer roller pressure
Use the accurate installation tool, avoid using cloth kind and short fibers
Lubricate the bearing to avoid rust with high-quality oil
General inspection, such as the surrounding temperature, vibrate, noise inspection
Keep bearing cleaning from dirt, dust, pollutant, and moisture.
The bearing should not be ultra cooled.

Front Wheel Bearing Hub Assembly Replacement, Wheel Bearing & Hub Assembly, Hub Bearing Assembly, front bearing hub replacement, hub and bearing replacement, wheel hub bearings, front wheel bearing hub assembly, front wheel bearing hub replacement, hub bearing assembly front, wheel hub assembly, bearing assembly, Front Wheel Bearing and Hub Assembly, Front Wheel Drive Hub and Bearing Assembly

Packing and Delivery:

Work shop:

Exhibitions:

FAQ:
Q1.What is your shipping logistic?
Re: DHL, TNT, FedEx express, by air/sea/train.

Q2:What’s the MOQ?
Re: For the wheel hub assembly. The MOQ is always 50 sets. If ordering together with other models, small quantities can be organized. But need more time due to the production schedule.

Q3. What are your goods of packing?
Re: Generally, our goods will be packed in Neutral white or brown boxes for the hub bearing unit. Our brand packing SI & CZPT are offered. If you have any other packing requests, we shall also handle them.

Q4. What is your sample policy?
Re: We can supply the sample if we have ready parts in stock.

Q5. Do you have any certificates?
Re: Yes, we have the certificate of ISO9001:2015.

Q6:Any warranty of your products.
Re: Sure, We are offering a guarantee for 12 months or 40,000-50,000 km for the aftermarket.
 

Q7: How can I make an inquiry?

Re: You can contact us by email, telephone, WhatsApp, , etc.

 

Q8: How long can reply inquiry?

Re: Within 24 hours.

 

Q9: What’s the delivery time?

Re: Ready stock 10-15 days, production for 30 to 45 days.

 

Q10: How do you maintain our good business relationship?

Re: 1. Keep stable, reliable quality, competitive price to ensure our customer’s benefit;

2. Optimal lead time.

3. Keep customers updated about the new goods.

4. Make customers satisfaction as our main goal.

 

Q11: Can we visit the company & factory?

Re: Yes, welcome for your visit & business discussion.

 

Screw Sizes and Their Uses

Screws have different sizes and features. This article will discuss screw sizes and their uses. There are 2 main types: right-handed and left-handed screw shafts. Each screw features a point that drills into the object. Flat tipped screws, on the other hand, need a pre-drilled hole. These screw sizes are determined by the major and minor diameters. To determine which size of screw you need, measure the diameter of the hole and the screw bolt’s thread depth.

The major diameter of a screw shaft

The major diameter of a screw shaft is the distance from the outer edge of the thread on 1 side to the tip of the other. The minor diameter is the inner smooth part of the screw shaft. The major diameter of a screw is typically between 2 and 16 inches. A screw with a pointy tip has a smaller major diameter than 1 without. In addition, a screw with a larger major diameter will have a wider head and drive.
The thread of a screw is usually characterized by its pitch and angle of engagement. The pitch is the angle formed by the helix of a thread, while the crest forms the surface of the thread corresponding to the major diameter of the screw. The pitch angle is the angle between the gear axis and the pitch surface. Screws without self-locking threads have multiple starts, or helical threads.
The pitch is a crucial component of a screw’s threading system. Pitch is the distance from a given thread point to the corresponding point of the next thread on the same shaft. The pitch line is 1 element of pitch diameter. The pitch line, or lead, is a crucial dimension for the thread of a screw, as it controls the amount of thread that will advance during a single turn.
screwshaft

The pitch diameter of a screw shaft

When choosing the appropriate screw, it is important to know its pitch diameter and pitch line. The pitch line designates the distance between adjacent thread sides. The pitch diameter is also known as the mean area of the screw shaft. Both of these dimensions are important when choosing the correct screw. A screw with a pitch of 1/8 will have a mechanical advantage of 6.3. For more information, consult an application engineer at Roton.
The pitch diameter of a screw shaft is measured as the distance between the crest and the root of the thread. Threads that are too long or too short will not fit together in an assembly. To measure pitch, use a measuring tool with a metric scale. If the pitch is too small, it will cause the screw to loosen or get stuck. Increasing the pitch will prevent this problem. As a result, screw diameter is critical.
The pitch diameter of a screw shaft is measured from the crest of 1 thread to the corresponding point on the next thread. Measurement is made from 1 thread to another, which is then measured using the pitch. Alternatively, the pitch diameter can be approximated by averaging the major and minor diameters. In most cases, the pitch diameter of a screw shaft is equal to the difference between the two.

The thread depth of a screw shaft

Often referred to as the major diameter, the thread depth is the outermost diameter of the screw. To measure the thread depth of a screw, use a steel rule, micrometer, or caliper. In general, the first number in the thread designation indicates the major diameter of the thread. If a section of the screw is worn, the thread depth will be smaller, and vice versa. Therefore, it is good practice to measure the section of the screw that receives the least amount of use.
In screw manufacturing, the thread depth is measured from the crest of the screw to the root. The pitch diameter is halfway between the major and minor diameters. The lead diameter represents the amount of linear distance traveled in 1 revolution. As the lead increases, the load capacity decreases. This measurement is primarily used in the construction of screws. However, it should not be used for precision machines. The thread depth of a screw shaft is essential for achieving accurate screw installation.
To measure the thread depth of a screw shaft, the manufacturer must first determine how much material the thread is exposed to. If the thread is exposed to side loads, it can cause the nut to wedge. Because the nut will be side loaded, its thread flanks will contact the nut. The less clearance between the nut and the screw, the lower the clearance between the nut and the screw. However, if the thread is centralized, there is no risk of the nut wedgeing.
screwshaft

The lead of a screw shaft

Pitch and lead are 2 measurements of a screw’s linear distance per turn. They’re often used interchangeably, but their definitions are not the same. The difference between them lies in the axial distance between adjacent threads. For single-start screws, the pitch is equal to the lead, while the lead of a multi-start screw is greater than the pitch. This difference is often referred to as backlash.
There are 2 ways to calculate the pitch and lead of a screw. For single-start screws, the lead and pitch are equal. Multiple-start screws, on the other hand, have multiple starts. The pitch of a multiple-start screw is the same as its lead, but with 2 or more threads running the length of the screw shaft. A square-thread screw is a better choice in applications requiring high load-bearing capacity and minimal friction losses.
The PV curve defines the safe operating limits of lead screw assemblies. It describes the inverse relationship between contact surface pressure and sliding velocity. As the load increases, the lead screw assembly must slow down in order to prevent irreversible damage from frictional heat. Furthermore, a lead screw assembly with a polymer nut must reduce rpm as the load increases. The more speed, the lower the load capacity. But, the PV factor must be below the maximum allowed value of the material used to make the screw shaft.

The thread angle of a screw shaft

The angle between the axes of a thread and the helix of a thread is called the thread angle. A unified thread has a 60-degree angle in all directions. Screws can have either a tapped hole or a captive screw. The screw pitch is measured in millimeters (mm) and is usually equal to the screw major diameter. In most cases, the thread angle will be equal to 60-degrees.
Screws with different angles have various degrees of thread. Originally, this was a problem because of the inconsistency in the threading. However, Sellers’s thread was easier to manufacture and was soon adopted as a standard throughout the United States. The United States government began to adopt this thread standard in the mid-1800s, and several influential corporations in the railroad industry endorsed it. The resulting standard is called the United States Standard thread, and it became part of the ASA’s Vol. 1 publication.
There are 2 types of screw threads: coarse and fine. The latter is easier to tighten and achieves tension at lower torques. On the other hand, the coarse thread is deeper than the fine one, making it easier to apply torque to the screw. The thread angle of a screw shaft will vary from bolt to bolt, but they will both fit in the same screw. This makes it easier to select the correct screw.
screwshaft

The tapped hole (or nut) into which the screw fits

A screw can be re-threaded without having to replace it altogether. The process is different than that of a standard bolt, because it requires threading and tapping. The size of a screw is typically specified by its major and minor diameters, which is the inside distance between threads. The thread pitch, which is the distance between each thread, is also specified. Thread pitch is often expressed in threads per inch.
Screws and bolts have different thread pitches. A coarse thread has fewer threads per inch and a longer distance between threads. It is therefore larger in diameter and longer than the material it is screwed into. A coarse thread is often designated with an “A” or “B” letter. The latter is generally used in smaller-scale metalworking applications. The class of threading is called a “threaded hole” and is designated by a letter.
A tapped hole is often a complication. There is a wide range of variations between the sizes of threaded holes and nut threads, so the tapped hole is a critical dimension in many applications. However, even if you choose a threaded screw that meets the requisite tolerance, there may be a mismatch in the thread pitch. This can prevent the screw from freely rotating.

China Professional Good Quality Rear Axle Car Wheel Hub for Peugeot 206 Hub Unit Bearing Vkba3659 OEM 3748.76 3748.79 near me shop China Professional Good Quality Rear Axle Car Wheel Hub for Peugeot 206 Hub Unit Bearing Vkba3659 OEM 3748.76 3748.79 near me shop

China Good quality Automotive Parts Rear Axle Wheel Bearing Hub 512176 Br930276 for Honda Accord 1998-2002 L4 2.3L Non-ABS Drum Brakes near me manufacturer

Product Description

Product Description

A wheel bearing is applied to the automotive axle to load and provide accurate CZPT components for the rotation of the wheel hub, both bearing axial load and radial load. It has good performance to installing, omitted clearance, lightweight, compact structure, large load capacity, for the sealed bearing prior to loading, ellipsis external wheel grease seal and from maintenance, etc. And wheel bearing has been widely used in cars, trucks.

 

An Auto wheel bearing is the main usage of bearing and provides an accurate CZPT to the rotation of the wheel hub. Under axial and radial load, it is a very important component. It is developed on the basis of standardized angular contact ball bearings and tapered roller bearings.
 

Features: 

 A. auto wheel hub bearings are adopted with international superior raw material and high-class grease from USA Shell grease. 

B.The series auto wheel hub bearings are in the nature of frame structure, lightweight, large rated burden, strong resistant capability, thermostability, good dustproof performance and etc. 

C. Auto wheel hub bearing can be endured bidirectional axial load and major radial load and sealed bearings are unnecessary to add lubricant additives upon assembly. 

Product Parameters

Item Automotive parts Rear axle wheel bearing hub 512176 BR935716 for Honda Accord 1998-2002 L4 2.3L Non-ABS Drum brakes

Fitting position

 Rear Axle left and right
Parameter Rear Axle
Flange Diameter: 5.98 In.
Bolt Circle Diameter: 4.50 In.
Wheel Pilot Diameter: 2.52 In.
Brake Pilot Diameter: 2.52 In.
Flange Offset: 2.20 In.
Hub Pilot Diameter: 2.60 In.
Bolt Size: M12X1.5
Bolt Quantity: 4
Bolt Hole qty: N/A
ABS Sensor: N
Number of Splines: N/A
ABS Sensor No
Package 1,barreled package+outer carton+pallets 
2,plastic bag+single box+outer carton+pallets 
3,tube package+middle box+outer carton+pallets 
4, According to your’s requirement
Quality Control We have a complete process for production and quality assurance to make sure our products can meet your requirement.
1. Assembly
2. Windage test
3. Cleaning
4. Rotary test
5. Greasing and gland
6. Noise inspection
7. Appearance inspection
8. Rust prevention

 

Detailed Photos

Carfitment and part number

OEM No. Ref.
512176
42200S84A01
42200S84C01
42200S84C571M1

051-6161
45711
BR930167
NT512176
735-0110
42200-S84-A01
42200-S84-C01
712176
VKBA3953
512176
HA598401
512176
WH512176
295-12176
WA512176
051-6161
BR930167
WH50.512176
WE60526
WE60524
712176

 

Carfitment

Honda Accord 1998-2002 L4 2.3L Non-ABS Drum brakes

Other Model List Reference( Please contact us for more details)

BCA SKF TIMKEN Car Model
512000 BR930053 512000 Saturn S Series
512179 BR930071 512179 Acura
513098 FW156 513098 Acura
513033 BR93571 513033 Acura Integra
513105 BR930113 513105 Acura Integra
512012 BR935718 512012 Audi TT
513125 BR930161 513125 BMW 318
513017K BR93571K 513017K Buick  Skyhawk
512244 BR930075 HA590073 Buick Allure
513203 BR930184 HA590076/ HA590085 Buick Allure
512078 BR930078 512078 Buick Century
512150 BR930075 512150 Buick Century
512151 BR930145 512151 Buick Century
512237 BR930075 512237 Buick Century
513018 BR930026 513018 Buick Century
513121 BR930148 Threaded Hub/BR930548K 513121 Buick Century
513160 BR930184 513160 Buick Century
513179 BR930149/930548K 513179 Buick Century
513011K BR930091K 513011K Buick Century
513016K BR930571K 513016K Buick Century
513062 BR930068 513062 Buick Electra
512003 BR930074 512003 Buick Lesabre
513088 BR930077 513088 Buick LeSabre
513087 BR930076 513087 Buick Park Ave
512004 BR930096 512004 Buick Regal
513044 BR930083K 513044 Buick Regal
513187 BR930149/930548K 513187 Buick Rendevous
513013 BR930052K 513013 Buick Riviera
513012 BR930093 513012 Buick Skyhawk
512001 BR930070 512001 Buick Skylark
515053 BR93571 SP450301 Cadillac Escalade
515571 BR930346 SP550307 Cadillac Esclade
513164 BR930169 HA596467 Cadillac Catera
515036 BR930304 SP500300 cadillac Escalade
515005 BR930265 515005 Chevy Astro
515019 BR935719 SP550308 Chevy Astro
513200 BR930497 SP450300 Chevy Blazer
513090 BR930186 513090 Chevy Camaro
513204 BR935716 HA590068 Chevy Colbalt
512229 BR930327 512229 Chevy Equinox
512230 BR930328 512230 Chevy Equinox
512152 BR930098 512152 Chevy Fleet Classic
513137 BR930080 513137 Chevy Fleet Classic
513215 BR93571 HA590071 Chevy Malibu
518507 BR930300K 518507 Chevy Prizm
515054   SP550306 Chevy Silverado
515058 BR93571 SP58571 Chevy Silverado
513193 BR930308 513193 Chevy Tracker
513124 BR930097 513124 Chevy/GMC
515018   HA591339 Chevy/GMC
515015 BR930406 SP580302/580303 Chevy/GMC  20/2500
515016   SP580300 Chevy/GMC  20/2500
515001 BR930094 515001 Chevy/GMC All K Series
515002 BR930035 515002 Chevy/GMC K Series
515041 BR930406 SP580302/580303 Chevy/GMC K1500
515048     Chevy/GMC K1500
515055     Chevy/GMC K1500
515037     Chevy/GMC K3500
513061 BR930064 513061 Chevy/GMC S15 Jimmy
512133 BR930176 512133 Chrysler Cirrus
512154 BR930194 512154 Chrysler Cirrus
512220 BR930199 512220 Chrysler Cirrus
513138 BR930138 513138 Chrysler Cirrus
512571 BR930188 / 189 512571 Chrysler Concorde
513089 BR930190K 513089 Chrysler Concorde
518501 BR930001 518001 Chrysler E Class
518502 BR930002 518502 Chrysler E Class
513075 BR930013 513075 Chrysler Le Baron
518500 BR930000 518500 Chrysler LeBaron
513123 BR935715 513123 Chrysler Prowler
512167 BR930173 512167 Chrysler PT Cruiser
512136 BR930172 512136 Chrysler Sebring
512157 BR930066 512157 Chrysler Town & Country
512169 BR935718 512169 Chrysler Town & Country
512170 BR935719 512170 Chrysler Town & Country
513074 BR930571K 513074 Chrysler Town & Country
513122 BR935716 513122 Chrysler Town & Country
512155 BR930069 512155 Chrysler Town Country
512156 BR930067 512156 Chrysler Town Country

A wide range of applications:

• agriculture and forestry equipment
• automotive and industrial gearboxes
• automotive and truck electric components, such as alternators
• electric motors
• fluid machinery
• material handling
• power tools and household appliances
• textile machinery
• two Wheeler

Company Profile

Our Advantages

1.ISO Standard

2.Bearing Small order accepted

3.In Stock bearing

4.OEM bearing service

5.Professional Technical Support

6.Timely pre-sale service
7.Competitive price
8.Full range of products on auto bearings
9.Punctual Delivery
11.Excellent after-sale service
 

Packaging & Shipping

 

Packaging Details 1 piece in a single box
50 boxes in a carton
20 cartons in a pallet
Nearest Port ZheJiang or HangZhou
Lead Time For stock parts: 1-5 days.
If no stock parts:
<200 pcs: 15-30 days
≥200 pcs: to be negotiated.

 

FAQ

If you have any other questions, please feel free to contact us as follows:

 

Q: Why did you choose us?

1. We provide the best quality bearings with reasonable prices, low friction, low noise, and long service life.

2. With sufficient stock and fast delivery, you can choose our freight forwarder or your freight forwarder.

 

Q: Do you accept small orders?

100% quality check, once your bearings are standard size bearings, even one, we also accept.

 

Q: How long is your delivery time?

Generally speaking, if the goods are in stock, it is 1-3 days. If the goods are out of stock, it will take 6-10 days, depending on the quantity of the order.

 

Q: Do you provide samples? Is it free or extra?

Yes, we can provide a small number of free samples. 

 

Q: What should I do if I don’t see the type of bearings I need?

We have too many bearing series numbers. Just send us the inquiry and we will be very happy to send you the bearing details.

Q: Could you accept OEM and customize?
A: Yes, we can customize for you according to sample or drawing, but, pls provide us technical data, such as dimension and mark.

Contact Us 

The Different Types of Splines in a Splined Shaft

A splined shaft is a machine component with internal and external splines. The splines are formed in 4 different ways: Involute, Parallel, Serrated, and Ball. You can learn more about each type of spline in this article. When choosing a splined shaft, be sure to choose the right 1 for your application. Read on to learn about the different types of splines and how they affect the shaft’s performance.
splineshaft

Involute splines

Involute splines in a splined shaft are used to secure and extend mechanical assemblies. They are smooth, inwardly curving grooves that resist separation during operation. A shaft with involute splines is often longer than the shaft itself. This feature allows for more axial movement. This is beneficial for many applications, especially in a gearbox.
The involute spline is a shaped spline, similar to a parallel spline. It is angled and consists of teeth that create a spiral pattern that enables linear and rotatory motion. It is distinguished from other splines by the serrations on its flanks. It also has a flat top. It is a good option for couplers and other applications where angular movement is necessary.
Involute splines are also called involute teeth because of their shape. They are flat on the top and curved on the sides. These teeth can be either internal or external. As a result, involute splines provide greater surface contact, which helps reduce stress and fatigue. Regardless of the shape, involute splines are generally easy to machine and fit.
Involute splines are a type of splines that are used in splined shafts. These splines have different names, depending on their diameters. An example set of designations is for a 32-tooth male spline, a 2,500-tooth module, and a 30 degree pressure angle. An example of a female spline, a fillet root spline, is used to describe the diameter of the splined shaft.
The effective tooth thickness of splines is dependent on the number of keyways and the type of spline. Involute splines in splined shafts should be designed to engage 25 to 50 percent of the spline teeth during the coupling. Involute splines should be able to withstand the load without cracking.

Parallel splines

Parallel splines are formed on a splined shaft by putting 1 or more teeth into another. The male spline is positioned at the center of the female spline. The teeth of the male spline are also parallel to the shaft axis, but a common misalignment causes the splines to roll and tilt. This is common in many industrial applications, and there are a number of ways to improve the performance of splines.
Typically, parallel splines are used to reduce friction in a rotating part. The splines on a splined shaft are narrower on the end face than the interior, which makes them more prone to wear. This type of spline is used in a variety of industries, such as machinery, and it also allows for greater efficiency when transmitting torque.
Involute splines on a splined shaft are the most common. They have equally spaced teeth, and are therefore less likely to crack due to fatigue. They also tend to be easy to cut and fit. However, they are not the best type of spline. It is important to understand the difference between parallel and involute splines before deciding on which spline to use.
The difference between splined and involute splines is the size of the grooves. Involute splines are generally larger than parallel splines. These types of splines provide more torque to the gear teeth and reduce stress during operation. They are also more durable and have a longer life span. And because they are used on farm machinery, they are essential in this type of application.
splineshaft

Serrated splines

A Serrated Splined Shaft has several advantages. This type of shaft is highly adjustable. Its large number of teeth allows large torques, and its shorter tooth width allows for greater adjustment. These features make this type of shaft an ideal choice for applications where accuracy is critical. Listed below are some of the benefits of this type of shaft. These benefits are just a few of the advantages. Learn more about this type of shaft.
The process of hobbing is inexpensive and highly accurate. It is useful for external spline shafts, but is not suitable for internal splines. This type of process forms synchronized shapes on the shaft, reducing the manufacturing cycle and stabilizing the relative phase between spline and thread. It uses a grinding wheel to shape the shaft. CZPT Manufacturing has a large inventory of Serrated Splined Shafts.
The teeth of a Serrated Splined Shaft are designed to engage with the hub over the entire circumference of the shaft. The teeth of the shaft are spaced uniformly around the spline, creating a multiple-tooth point of contact over the entire length of the shaft. The results of these analyses are usually satisfactory. But there are some limitations. To begin with, the splines of the Serrated Splined Shaft should be chosen carefully. If the application requires large-scale analysis, it may be necessary to modify the design.
The splines of the Serrated Splined Shaft are also used for other purposes. They can be used to transmit torque to another device. They also act as an anti-rotational device and function as a linear guide. Both the design and the type of splines determine the function of the Splined Shaft. In the automobile industry, they are used in vehicles, aerospace, earth-moving machinery, and many other industries.

Ball splines

The invention relates to a ball-spinned shaft. The shaft comprises a plurality of balls that are arranged in a series and are operatively coupled to a load path section. The balls are capable of rolling endlessly along the path. This invention also relates to a ball bearing. Here, a ball bearing is 1 of the many types of gears. The following discussion describes the features of a ball bearing.
A ball-splined shaft assembly comprises a shaft with at least 1 ball-spline groove and a plurality of circumferential step grooves. The shaft is held in a first holding means that extends longitudinally and is rotatably held by a second holding means. Both the shaft and the first holding means are driven relative to 1 another by a first driving means. It is possible to manufacture a ball-splined shaft in a variety of ways.
A ball-splined shaft features a nut with recirculating balls. The ball-splined nut rides in these grooves to provide linear motion while preventing rotation. A splined shaft with a nut that has recirculating balls can also provide rotary motion. A ball splined shaft also has higher load capacities than a ball bushing. For these reasons, ball splines are an excellent choice for many applications.
In this invention, a pair of ball-spinned shafts are housed in a box under a carrier device 40. Each of the 2 shafts extends along a longitudinal line of arm 50. One end of each shaft is supported rotatably by a slide block 56. The slide block also has a support arm 58 that supports the center arm 50 in a cantilever fashion.
splineshaft

Sector no-go gage

A no-go gauge is a tool that checks the splined shaft for oversize. It is an effective way to determine the oversize condition of a splined shaft without removing the shaft. It measures external splines and serrations. The no-go gage is available in sizes ranging from 19mm to 130mm with a 25mm profile length.
The sector no-go gage has 2 groups of diametrally opposed teeth. The space between them is manufactured to a maximum space width and the tooth thickness must be within a predetermined tolerance. This gage would be out of tolerance if the splines were measured with a pin. The dimensions of this splined shaft can be found in the respective ANSI or DIN standards.
The go-no-go gage is useful for final inspection of thread pitch diameter. It is also useful for splined shafts and threaded nuts. The thread of a screw must match the contour of the go-no-go gage head to avoid a no-go condition. There is no substitute for a quality machine. It is an essential tool for any splined shaft and fastener manufacturer.
The NO-GO gage can detect changes in tooth thickness. It can be calibrated under ISO17025 standards and has many advantages over a non-go gage. It also gives a visual reference of the thickness of a splined shaft. When the teeth match, the shaft is considered ready for installation. It is a critical process. In some cases, it is impossible to determine the precise length of the shaft spline.
The 45-degree pressure angle is most commonly used for axles and torque-delivering members. This pressure angle is the most economical in terms of tool life, but the splines will not roll neatly like a 30 degree angle. The 45-degree spline is more likely to fall off larger than the other two. Oftentimes, it will also have a crowned look. The 37.5 degree pressure angle is a compromise between the other 2 pressure angles. It is often used when the splined shaft material is harder than usual.

China Good quality Automotive Parts Rear Axle Wheel Bearing Hub 512176 Br930276 for Honda Accord 1998-2002 L4 2.3L Non-ABS Drum Brakes near me manufacturer China Good quality Automotive Parts Rear Axle Wheel Bearing Hub 512176 Br930276 for Honda Accord 1998-2002 L4 2.3L Non-ABS Drum Brakes near me manufacturer

China Good quality Wholesale Rear Axle Wheel Bearing Hub Front for Xtrail F-350 for BMW wholesaler

Product Description

wholesale rear axle wheel bearing hub front for xtrail f-350 for BMW

Product Description
Title: wholesale rear axle wheel bearing hub front for xtrail f-350 for BMW
Material: Steel
Weight: Standard
Size: Standard
Ports: ZheJiang
Car Make for BMW
Sample Policy: ACCEPTED

1. Specials for our Wheel hub bearing

2. Our Wheel hub bearing are all made of well-selected materials with excellent workmanship which ensure customer get the first-class quality products

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Advantages of OEM

Advantage 1: We make the manufacturing of many auto parts possible.
Power steering gear, power steering pump, fuel pump, shock absorber, pedal pads, brak pads,
ignition coil, engine piston, throttle body,  we have the equipment for every formula.

Advantage 2: We have achieved low cost, high-speed manufacturing with the fully-integrated
manufacturing lines in our own plants.
Since we process, formulate by a company with good management, we can keep costs low and
speed up our manufacturing process.

Advantage 3: We provide full sales support including packaging and customers’ logo at small MOQ.
We can handle both high-mix low-volume production and mass production.we can be flexible.
 

Advantage 4: Our quality assurance system is directly built into our manufacturing plants.
We assign staff from our Quality Assurance Department to each plant to implement traceability
and stringent quality control on every production line.

 Installation Perfect 
1. All WAGNER Auto Parts come with box packing and sealed inside with plastic bag inside.
We can give warranty paper too if customer require
2. we can give installation CZPT help if customer need

 Our Services & Strength
We have a great team who are professional in both auto parts and marketing. Because we have an in-depth understanding of consumers and their needs, wants and desires. We love our work and we love the process that bring a retailer to be dealer, a dealer to be a big wholesaler. we mainly focus on the grow-up of our partnership with both customers and suppliers.

Types of Splines

There are 4 types of splines: Involute, Parallel key, helical, and ball. Learn about their characteristics. And, if you’re not sure what they are, you can always request a quotation. These splines are commonly used for building special machinery, repair jobs, and other applications. The CZPT Manufacturing Company manufactures these shafts. It is a specialty manufacturer and we welcome your business.
splineshaft

Involute splines

The involute spline provides a more rigid and durable structure, and is available in a variety of diameters and spline counts. Generally, steel, carbon steel, or titanium are used as raw materials. Other materials, such as carbon fiber, may be suitable. However, titanium can be difficult to produce, so some manufacturers make splines using other constituents.
When splines are used in shafts, they prevent parts from separating during operation. These features make them an ideal choice for securing mechanical assemblies. Splines with inward-curving grooves do not have sharp corners and are therefore less likely to break or separate while they are in operation. These properties help them to withstand high-speed operations, such as braking, accelerating, and reversing.
A male spline is fitted with an externally-oriented face, and a female spline is inserted through the center. The teeth of the male spline typically have chamfered tips to provide clearance with the transition area. The radii and width of the teeth of a male spline are typically larger than those of a female spline. These specifications are specified in ANSI or DIN design manuals.
The effective tooth thickness of a spline depends on the involute profile error and the lead error. Also, the spacing of the spline teeth and keyways can affect the effective tooth thickness. Involute splines in a splined shaft are designed so that at least 25 percent of the spline teeth engage during coupling, which results in a uniform distribution of load and wear on the spline.

Parallel key splines

A parallel splined shaft has a helix of equal-sized grooves around its circumference. These grooves are generally parallel or involute. Splines minimize stress concentrations in stationary joints and allow linear and rotary motion. Splines may be cut or cold-rolled. Cold-rolled splines have more strength than cut spines and are often used in applications that require high strength, accuracy, and a smooth surface.
A parallel key splined shaft features grooves and keys that are parallel to the axis of the shaft. This design is best suited for applications where load bearing is a primary concern and a smooth motion is needed. A parallel key splined shaft can be made from alloy steels, which are iron-based alloys that may also contain chromium, nickel, molybdenum, copper, or other alloying materials.
A splined shaft can be used to transmit torque and provide anti-rotation when operating as a linear guide. These shafts have square profiles that match up with grooves in a mating piece and transmit torque and rotation. They can also be easily changed in length, and are commonly used in aerospace. Its reliability and fatigue life make it an excellent choice for many applications.
The main difference between a parallel key splined shaft and a keyed shaft is that the former offers more flexibility. They lack slots, which reduce torque-transmitting capacity. Splines offer equal load distribution along the gear teeth, which translates into a longer fatigue life for the shaft. In agricultural applications, shaft life is essential. Agricultural equipment, for example, requires the ability to function at high speeds for extended periods of time.
splineshaft

Involute helical splines

Involute splines are a common design for splined shafts. They are the most commonly used type of splined shaft and feature equal spacing among their teeth. The teeth of this design are also shorter than those of the parallel spline shaft, reducing stress concentration. These splines can be used to transmit power to floating or permanently fixed gears, and reduce stress concentrations in the stationary joint. Involute splines are the most common type of splined shaft, and are widely used for a variety of applications in automotive, machine tools, and more.
Involute helical spline shafts are ideal for applications involving axial motion and rotation. They allow for face coupling engagement and disengagement. This design also allows for a larger diameter than a parallel spline shaft. The result is a highly efficient gearbox. Besides being durable, splines can also be used for other applications involving torque and energy transfer.
A new statistical model can be used to determine the number of teeth that engage for a given load. These splines are characterized by a tight fit at the major diameters, thereby transferring concentricity from the shaft to the female spline. A male spline has chamfered tips for clearance with the transition area. ANSI and DIN design manuals specify the different classes of fit.
The design of involute helical splines is similar to that of gears, and their ridges or teeth are matched with the corresponding grooves in a mating piece. It enables torque and rotation to be transferred to a mate piece while maintaining alignment of the 2 components. Different types of splines are used in different applications. Different splines can have different levels of tooth height.

Involute ball splines

When splines are used, they allow the shaft and hub to engage evenly over the shaft’s entire circumference. Because the teeth are evenly spaced, the load that they can transfer is uniform and their position is always the same regardless of shaft length. Whether the shaft is used to transmit torque or to transmit power, splines are a great choice. They provide maximum strength and allow for linear or rotary motion.
There are 3 basic types of splines: helical, crown, and ball. Crown splines feature equally spaced grooves. Crown splines feature involute sides and parallel sides. Helical splines use involute teeth and are often used in small diameter shafts. Ball splines contain a ball bearing inside the splined shaft to facilitate rotary motion and minimize stress concentration in stationary joints.
The 2 types of splines are classified under the ANSI classes of fit. Fillet root splines have teeth that mesh along the longitudinal axis of rotation. Flat root splines have similar teeth, but are intended to optimize strength for short-term use. Both types of splines are important for ensuring the shaft aligns properly and is not misaligned.
The friction coefficient of the hub is a complex process. When the hub is off-center, the center moves in predictable but irregular motion. Moreover, when the shaft is centered, the center may oscillate between being centered and being off-center. To compensate for this, the torque must be adequate to keep the shaft in its axis during all rotation angles. While straight-sided splines provide similar centering, they have lower misalignment load factors.
splineshaft

Keyed shafts

Essentially, splined shafts have teeth or ridges that fit together to transfer torque. Because splines are not as tall as involute gears, they offer uniform torque transfer. Additionally, they provide the opportunity for torque and rotational changes and improve wear resistance. In addition to their durability, splined shafts are popular in the aerospace industry and provide increased reliability and fatigue life.
Keyed shafts are available in different materials, lengths, and diameters. When used in high-power drive applications, they offer higher torque and rotational speeds. The higher torque they produce helps them deliver power to the gearbox. However, they are not as durable as splined shafts, which is why the latter is usually preferred in these applications. And while they’re more expensive, they’re equally effective when it comes to torque delivery.
Parallel keyed shafts have separate profiles and ridges and are used in applications requiring accuracy and precision. Keyed shafts with rolled splines are 35% stronger than cut splines and are used where precision is essential. These splines also have a smooth finish, which can make them a good choice for precision applications. They also work well with gears and other mechanical systems that require accurate torque transfer.
Carbon steel is another material used for splined shafts. Carbon steel is known for its malleability, and its shallow carbon content helps create reliable motion. However, if you’re looking for something more durable, consider ferrous steel. This type contains metals such as nickel, chromium, and molybdenum. And it’s important to remember that carbon steel is not the only material to consider.

China Good quality Wholesale Rear Axle Wheel Bearing Hub Front for Xtrail F-350 for BMW wholesaler China Good quality Wholesale Rear Axle Wheel Bearing Hub Front for Xtrail F-350 for BMW wholesaler

China OEM Automotive Parts Rear Axle Wheel Bearing Hub 512136 Br930172 for Chrysler Sebring 1995-2005 Coupe near me supplier

Product Description

Product Description

A wheel bearing is applied to the automotive axle to load and provide accurate CZPT components for the rotation of the wheel hub, both bearing axial load and radial load. It has good performance to installing, omitted clearance, lightweight, compact structure, large load capacity, for the sealed bearing prior to loading, ellipsis external wheel grease seal and from maintenance, etc. And wheel bearing has been widely used in cars, trucks.

 

An Auto wheel bearing is the main usage of bearing and provides an accurate CZPT to the rotation of the wheel hub. Under axial and radial load, it is a very important component. It is developed on the basis of standardized angular contact ball bearings and tapered roller bearings.
 

Features: 

 A. auto wheel hub bearings are adopted with international superior raw material and high-class grease from USA Shell grease. 

B.The series auto wheel hub bearings are in the nature of frame structure, lightweight, large rated burden, strong resistant capability, thermostability, good dustproof performance and etc. 

C. Auto wheel hub bearing can be endured bidirectional axial load and major radial load and sealed bearings are unnecessary to add lubricant additives upon assembly. 

Product Parameters

Item Automotive parts Rear axle wheel bearing hub 512136 BR930172 for Chrysler Sebring 1995-2 Br930172 wheel hub assembly (Please contact us for more details)
 

Chrysler Sebring 1995-2005 Coupe

Dodge Avenger 1995-2000

Dodge Stratus 2001-2005 Coupe

Eagle Talon 1995-1998 FWD

Mitsubishi Eclipse 2000-2004

Mitsubishi Eclipse 1995-1999 FWD

Mitsubishi Galant 1997-2003

Mitsubishi Galant 1996- From Apr 1/1996

Other Model List of Wheel hub unit( Please contact us for more details)

BCA SKF TIMKEN Car Model
512000 BR930053 512000 Saturn S Series
512179 BR930071 512179 Acura
513098 FW156 513098 Acura
513033 BR93571 513033 Acura Integra
513105 BR930113 513105 Acura Integra
512012 BR935718 512012 Audi TT
513125 BR930161 513125 BMW 318
513017K BR93571K 513017K Buick  Skyhawk
512244 BR930075 HA590073 Buick Allure
513203 BR930184 HA590076/ HA590085 Buick Allure
512078 BR930078 512078 Buick Century
512150 BR930075 512150 Buick Century
512151 BR930145 512151 Buick Century
512237 BR930075 512237 Buick Century
513018 BR930026 513018 Buick Century
513121 BR930148 Threaded Hub/BR930548K 513121 Buick Century
513160 BR930184 513160 Buick Century
513179 BR930149/930548K 513179 Buick Century
513011K BR930091K 513011K Buick Century
513016K BR930571K 513016K Buick Century
513062 BR930068 513062 Buick Electra
512003 BR930074 512003 Buick Lesabre
513088 BR930077 513088 Buick LeSabre
513087 BR930076 513087 Buick Park Ave
512004 BR930096 512004 Buick Regal
513044 BR930083K 513044 Buick Regal
513187 BR930149/930548K 513187 Buick Rendevous
513013 BR930052K 513013 Buick Riviera
513012 BR930093 513012 Buick Skyhawk
512001 BR930070 512001 Buick Skylark
515053 BR93571 SP450301 Cadillac Escalade
515571 BR930346 SP550307 Cadillac Esclade
513164 BR930169 HA596467 Cadillac Catera
515036 BR930304 SP500300 cadillac Escalade
515005 BR930265 515005 Chevy Astro
515019 BR935719 SP550308 Chevy Astro
513200 BR930497 SP450300 Chevy Blazer
513090 BR930186 513090 Chevy Camaro
513204 BR935716 HA590068 Chevy Colbalt
512229 BR930327 512229 Chevy Equinox
512230 BR930328 512230 Chevy Equinox
512152 BR930098 512152 Chevy Fleet Classic
513137 BR930080 513137 Chevy Fleet Classic
513215 BR93571 HA590071 Chevy Malibu
518507 BR930300K 518507 Chevy Prizm
515054   SP550306 Chevy Silverado
515058 BR93571 SP58571 Chevy Silverado
513193 BR930308 513193 Chevy Tracker
513124 BR930097 513124 Chevy/GMC
515018   HA591339 Chevy/GMC
515015 BR930406 SP580302/580303 Chevy/GMC  20/2500
515016   SP580300 Chevy/GMC  20/2500
515001 BR930094 515001 Chevy/GMC All K Series
515002 BR930035 515002 Chevy/GMC K Series
515041 BR930406 SP580302/580303 Chevy/GMC K1500
515048     Chevy/GMC K1500
515055     Chevy/GMC K1500
515037     Chevy/GMC K3500
513061 BR930064 513061 Chevy/GMC S15 Jimmy
512133 BR930176 512133 Chrysler Cirrus
512154 BR930194 512154 Chrysler Cirrus
512220 BR930199 512220 Chrysler Cirrus
513138 BR930138 513138 Chrysler Cirrus
512571 BR930188 / 189 512571 Chrysler Concorde
513089 BR930190K 513089 Chrysler Concorde
518501 BR930001 518001 Chrysler E Class
518502 BR930002 518502 Chrysler E Class
513075 BR930013 513075 Chrysler Le Baron
518500 BR930000 518500 Chrysler LeBaron
513123 BR935715 513123 Chrysler Prowler
512167 BR930173 512167 Chrysler PT Cruiser
512136 BR930172 512136 Chrysler Sebring
512157 BR930066 512157 Chrysler Town & Country
512169 BR935718 512169 Chrysler Town & Country
512170 BR935719 512170 Chrysler Town & Country
513074 BR930571K 513074 Chrysler Town & Country
513122 BR935716 513122 Chrysler Town & Country
512155 BR930069 512155 Chrysler Town Country
512156 BR930067 512156 Chrysler Town Country

Our Company supplies wheel bearings, wheel hub unit, belt tensioner, hydraulic clutch release bearing, mechanic clutch release bearings
Wheel Bearings, Wheel Hubs, Wheel Bearing, And Hub Assembly, Right Front Hub Bearing Assembly, Wheel Bearing Hub Assembly Front, Front Wheel Hub And Bearing Assembly, Abs Hub Bearing Assembly, Wheel Bearing Hub Assembly, Hub And Bearing Assembly Front, Left Front Hub Bearing Assembly, Front Wheel Bearing Hub Assembly Replacement, Wheel Bearing & Hub Assembly, Hub Bearing Assembly, front bearing hub replacement, hub and bearing replacement, wheel hub bearings, front wheel bearing hub assembly, front wheel bearing hub replacement, hub bearing assembly front, wheel hub assembly, bearing assembly, Front Wheel Bearing and Hub Assembly, Front Wheel Drive Hub and Bearing Assembly, Front Axle Bearing & Hub Assembly, Front Bearing Hub Assembly, Wheel Bearing Hub

Company Profile

Our Advantages

1.ISO Standard

2.Bearing Small order accepted

3.In Stock bearing

4.OEM bearing service

5.Professional Technical Support

6.Timely pre-sale service
7.Competitive price
8.Full range of products on auto bearings
9.Punctual Delivery
11.Excellent after-sale service
 

Packaging & Shipping

 

Packaging Details 1 piece in a single box
50 boxes in a carton
20 cartons in a pallet
Nearest Port ZheJiang or HangZhou
Lead Time For stock parts: 1-5 days.
If no stock parts:
<200 pcs: 15-30 days
≥200 pcs: to be negotiated.

 

FAQ

If you have any other questions, please feel free to contact us as follows:

 

Q: Why did you choose us?

1. We provide the best quality bearings with reasonable prices, low friction, low noise, and long service life.

2. With sufficient stock and fast delivery, you can choose our freight forwarder or your freight forwarder.

 

Q: Do you accept small orders?

100% quality check, once your bearings are standard size bearings, even one, we also accept.

 

Q: How long is your delivery time?

Generally speaking, if the goods are in stock, it is 1-3 days. If the goods are out of stock, it will take 6-10 days, depending on the quantity of the order.

 

Q: Do you provide samples? Is it free or extra?

Yes, we can provide a small number of free samples. 

 

Q: What should I do if I don’t see the type of bearings I need?

We have too many bearing series numbers. Just send us the inquiry and we will be very happy to send you the bearing details.

Q: Could you accept OEM and customize?
A: Yes, we can customize for you according to sample or drawing, but, pls provide us technical data, such as dimension and mark.

Contact Us 

Calculating the Deflection of a Worm Shaft

In this article, we’ll discuss how to calculate the deflection of a worm gear’s worm shaft. We’ll also discuss the characteristics of a worm gear, including its tooth forces. And we’ll cover the important characteristics of a worm gear. Read on to learn more! Here are some things to consider before purchasing a worm gear. We hope you enjoy learning! After reading this article, you’ll be well-equipped to choose a worm gear to match your needs.
worm shaft

Calculation of worm shaft deflection

The main goal of the calculations is to determine the deflection of a worm. Worms are used to turn gears and mechanical devices. This type of transmission uses a worm. The worm diameter and the number of teeth are inputted into the calculation gradually. Then, a table with proper solutions is shown on the screen. After completing the table, you can then move on to the main calculation. You can change the strength parameters as well.
The maximum worm shaft deflection is calculated using the finite element method (FEM). The model has many parameters, including the size of the elements and boundary conditions. The results from these simulations are compared to the corresponding analytical values to calculate the maximum deflection. The result is a table that displays the maximum worm shaft deflection. The tables can be downloaded below. You can also find more information about the different deflection formulas and their applications.
The calculation method used by DIN EN 10084 is based on the hardened cemented worm of 16MnCr5. Then, you can use DIN EN 10084 (CuSn12Ni2-C-GZ) and DIN EN 1982 (CuAl10Fe5Ne5-C-GZ). Then, you can enter the worm face width, either manually or using the auto-suggest option.
Common methods for the calculation of worm shaft deflection provide a good approximation of deflection but do not account for geometric modifications on the worm. While Norgauer’s 2021 approach addresses these issues, it fails to account for the helical winding of the worm teeth and overestimates the stiffening effect of gearing. More sophisticated approaches are required for the efficient design of thin worm shafts.
Worm gears have a low noise and vibration compared to other types of mechanical devices. However, worm gears are often limited by the amount of wear that occurs on the softer worm wheel. Worm shaft deflection is a significant influencing factor for noise and wear. The calculation method for worm gear deflection is available in ISO/TR 14521, DIN 3996, and AGMA 6022.
The worm gear can be designed with a precise transmission ratio. The calculation involves dividing the transmission ratio between more stages in a gearbox. Power transmission input parameters affect the gearing properties, as well as the material of the worm/gear. To achieve a better efficiency, the worm/gear material should match the conditions that are to be experienced. The worm gear can be a self-locking transmission.
The worm gearbox contains several machine elements. The main contributors to the total power loss are the axial loads and bearing losses on the worm shaft. Hence, different bearing configurations are studied. One type includes locating/non-locating bearing arrangements. The other is tapered roller bearings. The worm gear drives are considered when locating versus non-locating bearings. The analysis of worm gear drives is also an investigation of the X-arrangement and four-point contact bearings.
worm shaft

Influence of tooth forces on bending stiffness of a worm gear

The bending stiffness of a worm gear is dependent on tooth forces. Tooth forces increase as the power density increases, but this also leads to increased worm shaft deflection. The resulting deflection can affect efficiency, wear load capacity, and NVH behavior. Continuous improvements in bronze materials, lubricants, and manufacturing quality have enabled worm gear manufacturers to produce increasingly high power densities.
Standardized calculation methods take into account the supporting effect of the toothing on the worm shaft. However, overhung worm gears are not included in the calculation. In addition, the toothing area is not taken into account unless the shaft is designed next to the worm gear. Similarly, the root diameter is treated as the equivalent bending diameter, but this ignores the supporting effect of the worm toothing.
A generalized formula is provided to estimate the STE contribution to vibratory excitation. The results are applicable to any gear with a meshing pattern. It is recommended that engineers test different meshing methods to obtain more accurate results. One way to test tooth-meshing surfaces is to use a finite element stress and mesh subprogram. This software will measure tooth-bending stresses under dynamic loads.
The effect of tooth-brushing and lubricant on bending stiffness can be achieved by increasing the pressure angle of the worm pair. This can reduce tooth bending stresses in the worm gear. A further method is to add a load-loaded tooth-contact analysis (CCTA). This is also used to analyze mismatched ZC1 worm drive. The results obtained with the technique have been widely applied to various types of gearing.
In this study, we found that the ring gear’s bending stiffness is highly influenced by the teeth. The chamfered root of the ring gear is larger than the slot width. Thus, the ring gear’s bending stiffness varies with its tooth width, which increases with the ring wall thickness. Furthermore, a variation in the ring wall thickness of the worm gear causes a greater deviation from the design specification.
To understand the impact of the teeth on the bending stiffness of a worm gear, it is important to know the root shape. Involute teeth are susceptible to bending stress and can break under extreme conditions. A tooth-breakage analysis can control this by determining the root shape and the bending stiffness. The optimization of the root shape directly on the final gear minimizes the bending stress in the involute teeth.
The influence of tooth forces on the bending stiffness of a worm gear was investigated using the CZPT Spiral Bevel Gear Test Facility. In this study, multiple teeth of a spiral bevel pinion were instrumented with strain gages and tested at speeds ranging from static to 14400 RPM. The tests were performed with power levels as high as 540 kW. The results obtained were compared with the analysis of a three-dimensional finite element model.
worm shaft

Characteristics of worm gears

Worm gears are unique types of gears. They feature a variety of characteristics and applications. This article will examine the characteristics and benefits of worm gears. Then, we’ll examine the common applications of worm gears. Let’s take a look! Before we dive in to worm gears, let’s review their capabilities. Hopefully, you’ll see how versatile these gears are.
A worm gear can achieve massive reduction ratios with little effort. By adding circumference to the wheel, the worm can greatly increase its torque and decrease its speed. Conventional gearsets require multiple reductions to achieve the same reduction ratio. Worm gears have fewer moving parts, so there are fewer places for failure. However, they can’t reverse the direction of power. This is because the friction between the worm and wheel makes it impossible to move the worm backwards.
Worm gears are widely used in elevators, hoists, and lifts. They are particularly useful in applications where stopping speed is critical. They can be incorporated with smaller brakes to ensure safety, but shouldn’t be relied upon as a primary braking system. Generally, they are self-locking, so they are a good choice for many applications. They also have many benefits, including increased efficiency and safety.
Worm gears are designed to achieve a specific reduction ratio. They are typically arranged between the input and output shafts of a motor and a load. The 2 shafts are often positioned at an angle that ensures proper alignment. Worm gear gears have a center spacing of a frame size. The center spacing of the gear and worm shaft determines the axial pitch. For instance, if the gearsets are set at a radial distance, a smaller outer diameter is necessary.
Worm gears’ sliding contact reduces efficiency. But it also ensures quiet operation. The sliding action limits the efficiency of worm gears to 30% to 50%. A few techniques are introduced herein to minimize friction and to produce good entrance and exit gaps. You’ll soon see why they’re such a versatile choice for your needs! So, if you’re considering purchasing a worm gear, make sure you read this article to learn more about its characteristics!
An embodiment of a worm gear is described in FIGS. 19 and 20. An alternate embodiment of the system uses a single motor and a single worm 153. The worm 153 turns a gear which drives an arm 152. The arm 152, in turn, moves the lens/mirr assembly 10 by varying the elevation angle. The motor control unit 114 then tracks the elevation angle of the lens/mirr assembly 10 in relation to the reference position.
The worm wheel and worm are both made of metal. However, the brass worm and wheel are made of brass, which is a yellow metal. Their lubricant selections are more flexible, but they’re limited by additive restrictions due to their yellow metal. Plastic on metal worm gears are generally found in light load applications. The lubricant used depends on the type of plastic, as many types of plastics react to hydrocarbons found in regular lubricant. For this reason, you need a non-reactive lubricant.

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