China Professional CNC Slide Bushing Alloy Steel R168ZZ Precision Ball Bearings 0.2500x0.3750x0.1250 Inch with Hot selling

Product Description

Product Parameters

Bearing No. dxDxB Weight(kg) Designation
mm inch mm inch mm inch
R168 ZZ 6.35 0.2500 9.525 0.3750 3.175 0.1250 0.0006 R168 Z R168 ZZ R168 2RS R168 2RS

Other Options
* Please kindly click the specific bearing no. as follows to get what you want.*

Inch size R Series
Bearing No. dxDxB Weight(kg) Designation
mm inch mm inch mm inch
R144 3.175 0.1250  6.35 0.2500  2.779 0.1094  0.0003  R144 Z R144 ZZ    
R155 3.969 0.1563  7.938 0.3125  3.175 0.1250  0.0006  R155 Z R155 ZZ    
R156 4.762 0.1875  7.938 0.3125  3.175 0.1250  0.0005  R156 Z R156 ZZ    
R166 4.762 0.1875  9.525 0.3750  3.175 0.1250  0.0008  R166 Z R166 ZZ    
R168 6.35 0.2500  9.525 0.3750  3.175 0.1250  0.0006  R168 Z R168 ZZ R168 RS R168 2RS
R186 4.762 0.1875  12.7 0.5000  3.969 0.1563  0.571  R186 Z R186 ZZ    
R188 6.35 0.2500  12.7 0.5000  4.762 0.1875  0.571  R188 Z R188 ZZ R188 RS R188 2RS
R1810 7.938 0.3125  12.7 0.5000  3.969 0.1563  0.0017  R1810 Z R1810 ZZ R1810 RS R1810 2RS
R2 3.175 0.1250  9.525 0.3750  3.969 0.1563  0.0014  R2 Z R2 ZZ    
R2A 3.175 0.1250  12.7 0.5000  4.366 0.1719  0.0033  R2A Z R2A ZZ    
R3 4.762 0.1875  12.7 0.5000  3.969 0.1563 0.571  R3 Z R3 ZZ    
R4 6.35 0.2500  15.875 0.6250  4.978 0.1960  0.0045  R4 Z R4 ZZ R4 RS R4 2RS
R4A 6.35 0.2500  19.05 0.7500  5.556 0.2187 0.5710  R4A Z R4A ZZ R4A RS R4A 2RS
R6 9.525 0.3750  22.225 0.8750  5.556 0.2187 0.0117  R6 Z R6 ZZ R6 RS R6 2RS
R8 12.7 0.5000  28.575 1.1250  6.35 0.25 0.5710  R8 Z R8 ZZ R8 RS R8 2RS
R10 15.88 0.6250  34.925 1.3750  7.144 0.2813 0.0367  R10 Z R10 ZZ R10 RS R10 2RS
R12 19.05 0.7500  41.275 1.6250  7.938 0.3125 0.0630  R12 Z R12 ZZ R12 RS R12 2RS
R14 22.23 0.8750  47.625 1.8750  9.525 0.375 0. 0571   R14 Z R14 ZZ R14 RS R14 2RS
R16 25.40  1.0000  50.8 2.0000  9.525 0.375 0.1070  R16 Z R16 ZZ R16 RS R16 2RS
R18 28.58 1.1250  53.975 2.1250  9.525 0.375 0.1220  R18 Z R18 ZZ R18 RS R18 2RS
R20 31.75 1.2500  57.15 2.2500  9.525 0.375 0.1250  R20 Z R20 ZZ R20 RS R20 2RS
R22 34.93 1.3750  63.5 2.5000  11.112 0.4375 0.1650  R22 Z R22 ZZ R22 RS R22 2RS
R24 38.10  1.5000  66.675 2.6250  11.112 0.4375 0.1720  R24 Z R24 ZZ R24 RS R24 2RS
RLS 4 12.70    33.338   9.525   0.0300  RLS4 Z RLS4 ZZ RLS4 RS RLS4 2RS
RLS 5 15.875   39.688   11.112   0.0600  RLS5 Z RLS5 ZZ RLS5 RS RLS5 2RS
RLS 6 19.05   47.625   14.288   0.1100  RLS6 Z RLS6 ZZ RLS6 RS RLS6 2RS
RLS 7 22.2   50.8   14.3   0.1200  RLS7 Z RLS7 ZZ RLS7 RS RLS7 2RS
RLS 8 25.4   57.2   15.9   0.1780  RLS8 Z RLS8 ZZ RLS8 RS RLS8 2RS
RLS 9 28.6   63.5   15.9   0.2280  RLS9 Z RLS9 ZZ RLS9 RS RLS9 2RS
RLS 10 31.8   69.9   17.5   0.3000  RLS10 Z RLS10 ZZ RLS10 RS RLS10 2RS
RLS 11 34.9   76.2   17.5   0.3560  RLS11 Z RLS11 ZZ RLS11 RS RLS11 2RS
RLS 12 38.1   82.6   19.1   0.4500  RLS12 Z RLS12 ZZ RLS12 RS RLS12 2RS


Product Description

The deep groove ball bearing is the most commonly used rolling bearing. Its structure is simple and easy to use. Mainly used to bear radial load, but when increasing the bearing radial clearance, has a certain angular contact ball bearing performance, can bear the diameter, axial combined load. In the high speed and should not use thrust ball bearing, can also be used to bear pure axial load. With deep groove ball bearing specifications of the same size of other types of bearings, such bearings friction coefficient is small, high limit speed. But not impact resistant, not suitable for heavy load.


No. 1 Pre-greased: Premium Quality greae
No. 2 100% Chrome steel materials
No. 3 Low noise and low vibration at high speed operation
No. 4

Excellent stable performance for radial load applications 


Used in air conditioners, automobiles, industrial motors, agriculture machinery, textile machinery, motorcycles, washing machines, snow throws, lawn mowers, gym machinery, electric power tools, water pumps, etc.


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Company Profile

Granville's advanced service solutions can help you to:
*Improve productivity
*Reduce maintenance costs
*Improve energy efficiency
*Optimize designs
*Reduce time to market
*Reduce total cost of ownership

Bearing Factory Pic.

Raw Material

The selection of raw materials is a fundamental step in the production of high-quality bearings. The development and choice of high purity steel is crucial in order to achieve greater durability than required by the ISO standards referred to.

Granville standard bearings are manufactured with 100 Cr6 grade steel, which ensures high levels in terms of:

  • Hardness
  • Wear resistance
  • Resistance to fatigue
  • Dimensional stability
  • Mechanical strength
  • Compressive strength

This type of steel combined with a heat treatment, is an excellent solution for various applications.

Quality Control

Granville as a manufacturer of high quality products, guarantees compliance with the highest standards relative to the use of the best steel quality in the production process, the highest standards in the design of contact surfaces, as well as the most efficient packing and lubrication of parts. From material coming, quality control through all processes. Except for interal test, goods to third party inspection if required. After the center of inspection and experiment is founded, effective methods of inspecting all kinds of raw materials are mastered and then the reliability of bearings is ensured. One of our main objectives is the continued improvement in the quality of our products and processes, in pursuit of which we obtained ISO certification 9001:2008 and TS16949. 


When your axle needs to be replaced

If you're wondering when your axle needs to be replaced, you should be aware of these signs first. A damaged axle is usually a sign that your car is out of balance. To tell if the axle needs to be replaced, listen for the strange noise the wheels make as they move. A rhythmic popping sound when you hit bumps or turns indicates that your axle needs to be replaced. If this sounds familiar, you should visit a mechanic.

Symptoms of a broken shaft

You may notice a clicking or clanking sound from the rear of the vehicle. The vibrations you feel while driving may also indicate damaged axles. In severe cases, your car may lose control, resulting in a crash. If you experience these symptoms, it's time to visit your auto repair shop. For just a few hundred dollars, you can get your car back on the road, and you don't have to worry about driving.
Often, damaged axles can be caused by a variety of causes, including poor shock or load bearing bearings. Other causes of axle problems can be an overloaded vehicle, potholes, or a car accident. A bad axle can also cause vibrations and power transmission failures while driving. A damaged axle can also be the result of hitting a curb or pothole. When shaft damage is the cause of these symptoms, it must be repaired immediately.
If your car's front axle is bent, you may need to replace them at the same time. In this case, you need to remove all tires from the car, separate the driveshaft from the transmission, and remove the axle. Be sure to double check the alignment to make sure everything is ok. Your insurance may cover the cost of repairs, but you may need to pay a deductible before getting coverage.
Axle damage is a common cause of vehicle instability. Axles are key components of a car that transmit power from the engine to the wheels. If it breaks, your vehicle will not be able to drive without a working axle. Symptoms of damaged axles can include high-speed vibrations or crashes that can shake the entire car. When it breaks down, your vehicle won't be able to carry the weight of your vehicle, so it's important to get your car repaired as soon as possible.
When your axle is damaged, the wheels will not turn properly, causing the vehicle to crash. When your car has these problems, the brakes won't work properly and can make your car unstable. The wheels also won't line up properly, which can cause the brakes to fail. Also, a damaged axle can cause the brakes to become sluggish and sensitive. In addition to the obvious signs, you can also experience the sound of metal rubbing against metal.

Types of car axles

When you're shopping for a new or used car, it's important to know that there are different types of axles. Knowing the year, make, model, trim and body type will help you determine the type you need. For easy purchasing, you can also visit My Auto Shop and fill out the vehicle information checklist. You can also read about drivetrains and braking systems. After mastering the basic information of the vehicle, you can purchase the axle assembly.
There are 2 basic types of automotive axles: short axles and drive axles. The axle is the suspension system of the vehicle. They carry the drive torque of the engine and distribute the weight throughout the vehicle. While short shafts have the advantage of simpler maintenance, dead shafts are more difficult to repair. They're also less flexible, which means they need to be durable enough to withstand harsh conditions.
Axles can be 1 of 3 basic types, depending on the weight and required force. Semi-floating shafts have a bearing in the sleeve. They attach to the wheel and spin to generate torque. Semi-pontoons are common in light pickup trucks and medium-duty vehicles. They are not as effective as floating axles, but still provide a solid foundation for wheel alignment. To keep the wheels aligned, these axles are an important part of the car.
The front axle is the largest of the 3 and can handle road shocks. It consists of 4 main parts: stub shaft, beam, universal pin and track rod. The front axle is also very important as it helps with steering and handling road shocks. The front axle should be strong and durable, as the front axle is most susceptible to road shocks.
Cars use 2 types of axles: live and dead. Live axles connect to the wheels and drive the vehicle. Dead axles do not drive the wheels and support the vehicle. Those with 2 wheels have live axles. Heavy trucks and trailers use 3 or more. The number of axles varies according to the weight and load of the vehicle. This will affect which type of axle you need.

life expectancy

There are a few things to keep in mind when determining the life expectancy of an automotive axle. First, you should check for any signs of wear. A common sign is rust. If your vehicle is often driven in snow and ice, you may need to replace the axle. Also, you should listen for strange sounds from the wheels, such as rhythmic thumping.
Depending on the type of axle, your car may have an average lifespan of 70,000 miles. However, if you have an older car, the CV axles probably won't last 5 years. In this case, you may wish to postpone the inspection. This way, you can save money on repairs. However, the next step is to replace the faulty CV shaft. This process can take anywhere from 1 hour to 3 hours.
Weaker axles will eventually break. If it were weakened, it would compromise the steering suspension, putting other road users at risk. Fortunately, proper maintenance will help extend the life of your axle. Here are some tips for extending its lifespan. A good rule of thumb is to never go over speed bumps. This will cause sudden breakage, possibly resulting in a car accident. To prolong the life of your vehicle's axles, follow these tips.
Another thing to check is the CV connector. If loose, it can cause vibration or even breakage if not controlled. Loose axles can damage the body, suspension and differential. To make matters worse, the guard on the CV joint could tear prematurely, causing the shaft to come loose. Poor CV connections can damage the differential or transmission if left unchecked. So if you want to maximize the life expectancy of your car's axles, consider getting them serviced as soon as possible.

The cost of repairing a damaged axle

A damaged axle may need repair as it is responsible for transferring power from the engine to the wheels. A damaged axle can cause a crash or even loss of control. Repairing an axle is much simpler than dealing with an accident. However, damaged axles can cost hundreds of dollars or more. Therefore, it is important to know what to do if you suspect that your axle may have a damaged component.
When your car needs to be replaced or repaired, you should seek the help of a professional mechanic to keep your car safe. You can save a lot of money by contacting a local mechanic who will provide the parts and labor needed to repair the axle. Also, you can avoid accidents by fixing your car as soon as possible. While axles can be expensive, they can last for many years.
The cost of repairing a damaged axle depends on the amount of repairs required and the vehicle you are driving. Prices range from $300 to $1,000, depending on the car and its age. In most cases, it will cost you less than $200 if you know how to fix a damaged axle. For those without DIY auto repair experience, a new axle can cost as little as $500. A damaged axle is a dangerous part of driving.
Fortunately, there are several affordable ways to repair damaged axles. Choosing a mechanic who specializes in this type of repair is critical. They will assess the damage and decide whether to replace or repair the part. In addition to this, they will also road test your car after completing the repairs. If you are unsure about repair procedures or costs, call a mechanic.

China Professional CNC Slide Bushing Alloy Steel R168ZZ Precision Ball Bearings 0.2500x0.3750x0.1250 Inch     with Hot sellingChina Professional CNC Slide Bushing Alloy Steel R168ZZ Precision Ball Bearings 0.2500x0.3750x0.1250 Inch     with Hot selling