Merchandise Description

We are 1 of the premier bearings’ exporters, from China. Sales size diameter in the 5MM-1800MM, revenue bearing sequence are: Spherical roller bearings, roller bearings, roller bearings, joint bearings, slewing ring bearings and so on.

623 bearing, 624 bearing, 625 bearing, 626 bearing, 627 bearing, 628 bearing, 629 bearing, 6200 bearing, 6201 bearing, 6202 bearing, 6203 beasring, 6204 bearing
6205 bearing, 6206 bearing, 6207 bearing, 6208 bearing, 6209 bearing, 6210 bearing, 6211 bearing, 6212 bearing, 6213 bearing, 6214 bearing, 6215 bearing, 6216 bearing
6217 bearing, 6218 bearing, 6219 bearing, 6220 bearing, 6221 bearing, 6222 bearing, 6224 bearing, 6226 bearing, 6228 bearing, 6230 bearing, 6232 bearing, 6234 bearing

N 6805N 6806N 6807N 6808N 6809N
6810N 6811N 6812N 6813N 6814N 6815N 6816N 6817N 6818N 6819N 6820N 6821N
6822N 6824N 6826N 6828N 6830N 6832N 6900N 6901N 6902N 6903N 6904N 6905N
6906N 6907N 6908N 6910N 6911N 6912N 6913N 6914N 6915N 6916N 6917N 6918N
6919N 6920N 6921N 6922N 6924N 6926N 6928N 6000N 6001N 6002N 6003N 6004N
6005N 6006N 6007N 6008N 6009N 6571N 6011N 6012N 6013N 6014N 6015N 6016N

6904ZN 6905ZN 6906ZN 6907AZN 6908AZN 6909AZN 6910BZN 6911ZN 6912ZN 6913ZN 6914ZN
6915ZN 6916ZN 6917ZN 6918ZN 6920ZN 6922ZN 6200ZN 6201ZN 6202ZN 6203ZN 6204ZN 6205ZN
6206ZN 6207ZN 6208ZN 6209ZN 6210ZN 6211ZN 6212ZN 6213ZN 6214ZN 6215ZN 6216ZN 6217ZN

Bearing    No. Main  Dimension(mm) Load  Ranking(KN) Ball  Complement Max  Runout  Velocity Weight    Kg
Bore  d    mm Outer  Diameter    D    mm  Width    B    mm Radius  Rsmin    mm  Dynamic Static No. Size  mm Grease  r/m  Oil      r/m
6000 10 26 8 .3  four.58  1.98  seven 4.763 31000 36000 .019 
6001 twelve 28 eight .3  five.10  two.38  eight 4.763 27000 32000 .571 
6002 fifteen 32 nine .3  five.58  two.85  9 4.763 23000 27000 .030 
6003 17 35 10 .3  6.00  3.25  10 four.763 21000 25000 .039 
6004 twenty 42 12 .6  nine.38  5.02  9 6.35 17000 21000 .069 
6005 25 forty seven twelve .6  ten.00  five.85  10 six.35 15000 18000 .080 
6200 ten 30 nine .6  5.10  2.38  8 four.763 24000 29000 .032 
6201 12 32 10 .6  6.82  three.05  7 five.953 22000 27000 .037 
6202 15 35 eleven .6  seven.65  three.72  8 5.953 20000 24000 .045 
6203 seventeen forty twelve .6  nine.58  four.78  eight six.747 17000 21000 .066 
6204 20 forty seven 14 one.0  twelve.80  6.65  eight seven.938 15000 17000 .106 
6205 25 52 15 1.0  14.00  7.88  nine seven.938 13000 15000 .128 
6300 ten 35 eleven .6  7.65  3.48  7 6.35 22000 27000 .053 
6301 twelve 37 twelve one.0  9.72  5.08  6 seven.938 20000 25000 .060 
6302 15 forty two 13 one.0  11.50  5.42  seven seven.938 17000 20000 .082
6303 seventeen forty seven fourteen one.0  thirteen.50  six.58  7 eight.731 15000 18000 .one hundred fifteen
6304 20 52 fifteen one.1  15.90  7.80  seven 9.525 14000 17000 .144

US $0.1
/ Piece
|
1 Piece

(Min. Order)

###

Separated: Unseparated
Load Direction: Radial Bearing
Material: Bearing Steel
Delivery Time: Stock
Rolling Body: Ball Bearings
The Number of Rows: Single

###

Customization:

###

Bearing    No. Main  Dimension(mm) Load  Rating(KN) Ball  Complement Max  Runout  Speed Weight    Kg
Bore  d    mm Outer  Diameter    D    mm  Width    B    mm Radius  Rsmin    mm  Dynamic Static No. Size  mm Grease  r/m  Oil      r/m
6000 10 26 8 0.3  4.58  1.98  7 4.763 31000 36000 0.019 
6001 12 28 8 0.3  5.10  2.38  8 4.763 27000 32000 0.021 
6002 15 32 9 0.3  5.58  2.85  9 4.763 23000 27000 0.030 
6003 17 35 10 0.3  6.00  3.25  10 4.763 21000 25000 0.039 
6004 20 42 12 0.6  9.38  5.02  9 6.35 17000 21000 0.069 
6005 25 47 12 0.6  10.00  5.85  10 6.35 15000 18000 0.080 
6200 10 30 9 0.6  5.10  2.38  8 4.763 24000 29000 0.032 
6201 12 32 10 0.6  6.82  3.05  7 5.953 22000 27000 0.037 
6202 15 35 11 0.6  7.65  3.72  8 5.953 20000 24000 0.045 
6203 17 40 12 0.6  9.58  4.78  8 6.747 17000 21000 0.066 
6204 20 47 14 1.0  12.80  6.65  8 7.938 15000 17000 0.106 
6205 25 52 15 1.0  14.00  7.88  9 7.938 13000 15000 0.128 
6300 10 35 11 0.6  7.65  3.48  7 6.35 22000 27000 0.053 
6301 12 37 12 1.0  9.72  5.08  6 7.938 20000 25000 0.060 
6302 15 42 13 1.0  11.50  5.42  7 7.938 17000 20000 0.082
6303 17 47 14 1.0  13.50  6.58  7 8.731 15000 18000 0.115
6304 20 52 15 1.1  15.90  7.80  7 9.525 14000 17000 0.144
US $0.1
/ Piece
|
1 Piece

(Min. Order)

###

Separated: Unseparated
Load Direction: Radial Bearing
Material: Bearing Steel
Delivery Time: Stock
Rolling Body: Ball Bearings
The Number of Rows: Single

###

Customization:

###

Bearing    No. Main  Dimension(mm) Load  Rating(KN) Ball  Complement Max  Runout  Speed Weight    Kg
Bore  d    mm Outer  Diameter    D    mm  Width    B    mm Radius  Rsmin    mm  Dynamic Static No. Size  mm Grease  r/m  Oil      r/m
6000 10 26 8 0.3  4.58  1.98  7 4.763 31000 36000 0.019 
6001 12 28 8 0.3  5.10  2.38  8 4.763 27000 32000 0.021 
6002 15 32 9 0.3  5.58  2.85  9 4.763 23000 27000 0.030 
6003 17 35 10 0.3  6.00  3.25  10 4.763 21000 25000 0.039 
6004 20 42 12 0.6  9.38  5.02  9 6.35 17000 21000 0.069 
6005 25 47 12 0.6  10.00  5.85  10 6.35 15000 18000 0.080 
6200 10 30 9 0.6  5.10  2.38  8 4.763 24000 29000 0.032 
6201 12 32 10 0.6  6.82  3.05  7 5.953 22000 27000 0.037 
6202 15 35 11 0.6  7.65  3.72  8 5.953 20000 24000 0.045 
6203 17 40 12 0.6  9.58  4.78  8 6.747 17000 21000 0.066 
6204 20 47 14 1.0  12.80  6.65  8 7.938 15000 17000 0.106 
6205 25 52 15 1.0  14.00  7.88  9 7.938 13000 15000 0.128 
6300 10 35 11 0.6  7.65  3.48  7 6.35 22000 27000 0.053 
6301 12 37 12 1.0  9.72  5.08  6 7.938 20000 25000 0.060 
6302 15 42 13 1.0  11.50  5.42  7 7.938 17000 20000 0.082
6303 17 47 14 1.0  13.50  6.58  7 8.731 15000 18000 0.115
6304 20 52 15 1.1  15.90  7.80  7 9.525 14000 17000 0.144

Materials Used in Bearings

If you’re not familiar with the types of bearings, you may be interested in knowing more about the materials used to manufacture them. Here’s a look at what each type of bearing is made of, how it’s used, and how much they cost. To find the right bearing for your application, it’s important to choose a quality lubricant. The materials used in bearings are determined by their type and applications. Choosing the right lubricant will extend its life, and protect your machine’s parts from damage and premature wear.

Materials used in bearings

Bearings are made from a variety of materials. Stainless steel is a common material used for the components of bearings. It has a higher content of chromium and nickel. When exposed to oxygen, chromium reacts with it to form chromium oxide, which provides a passive film. For higher temperatures, teflon and Viton are also used. These materials offer excellent corrosion resistance and are often preferred by manufacturers for their unique properties.
Stainless steel is another material used in bearings. AISI 440C is a high-carbon stainless steel commonly used in rolling-contact bearings. It is widely used in corrosive environments, especially in applications where corrosion resistance is more important than load capacity. It can also be heat-treated and hardened to 60 HRC, but has lower fatigue life than SAE 52100. Stainless steel bearings may carry a 20-40% price premium, but their superior performance is worth the extra money.
Graphite and molybdenum disulfide are two of the most common materials used in bearings. While graphite is a popular material in bearings, it has very poor corrosion resistance and is unsuitable for applications where oil or grease is required. Graphite-based composite materials are another option. They combine the benefits of both graphite and ceramic materials. A variety of proprietary materials have been developed for high-temperature use, such as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones used wood and Lignum Vitae. These materials were lightweight, but they were incredibly strong and durable. Wood bearings were also lubricated with animal fats. During the 1700s, iron bearings were a popular choice. In 1839, Isaac Babbitt invented an alloy containing hard metal crystals suspended in a softer metal. It is considered a metal matrix composite.

Applications of bearings

bearing
Bearings are used in many different industries and systems to help facilitate rotation. The metal surfaces in the bearings support the weight of the load, which drives the rotation of the unit. Not all loads apply the same amount of force to bearings, however. Thrust and radial loads act in distinctly different ways. To better understand the different uses of bearings, let’s examine the various types of bearings. These versatile devices are essential for many industries, from automobiles to ships and from construction to industrial processes.
Cylindrical roller bearings are designed to support heavy loads. Their cylindrical rolling element distributes the load over a larger area. They are not, however, suited to handling thrust loads. Needle bearings, on the other hand, use small diameter cylinders and can fit into tighter spaces. The advantages of these types of bearings are numerous, and many leading producers are now leveraging the Industrial Internet of Things (IIoT) to develop connected smart bearings.
As a power generation industry, bearings play an essential role. From turbines to compressors, from generators to pumps, bearings are essential components of equipment. In addition to bearings, these components help move the equipment, so they can work properly. Typically, these components use ball bearings, although some roller bearings are used as well. In addition to being efficient and durable, these types of bearings also tend to be built to meet stringent internal clearance requirements and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary part. Depending on the application, they can be designed to minimize friction between moving parts. By constraining relative motion, bearings are used to reduce friction within a given application. The best-designed bearings minimize friction in a given application. If you’re in the market for a new bearing, NRB Industrial Bearings Limited is an excellent source to begin your search.

Types of bearings

bearing
The type of bearings you choose will have a significant impact on the performance of your machinery. Using the right bearings can increase efficiency, accuracy, and service intervals, and even reduce the cost of purchasing and operating machinery. There are several different types of bearings to choose from, including ball bearings and flexure bearings. Some types use a fluid to lubricate their surfaces, while others do not.
Plain bearings are the most common type of bearing, and are used for a variety of applications. Their cylindrical design allows for a relatively smooth movement. Often made of copper or other copper alloy, they have low coefficients of friction and are commonly used in the construction industry. Some types of plain bearings are also available with a gudgeon pin, which connects a piston to a connecting rod in a diesel engine.
Magnetic bearings are the newest type of bearing. They use permanent magnets to create a magnetic field around the shaft without requiring any power. These are difficult to design, and are still in the early stages of development. Electromagnets, on the other hand, require no power but can perform very high-precision positioning. They can be extremely durable and have a long service life. They are also lightweight and easy to repair.
Another type of bearing is needle roller. These are made of thin, long, and slender cylinders that are used in a variety of applications. Their slender size is ideal for a space-constrained application, and their small profile allows them to fit in tight places. These types of bearings are often used in automotive applications, bar stools, and camera panning devices. They have several advantages over ball bearings, including the ability to handle heavy axial loads.

Cost of bearings

A wide range of factors affect the cost of aerospace bearings, including the bearing material and its volatility. Manufacturers typically use high-grade steel for aircraft bearings, which are highly affected by fluctuations in the steel price. Government policies also play a part in the variation in trade price. The implementation of COVID-19 has changed the market dynamics, creating an uncertain outlook for supply and demand of aerospace bearings. New trade norms and transportation restrictions are expected to hamper the growth of this industry.
Demand for aerospace bearings is largely driven by aircraft manufacturers. In North America, aircraft manufacturers must meet extremely high standards of weight, performance, and quality. They also must be lightweight and cost-effective. This has resulted in a rising cost of aerospace bearings. The market for aerospace bearings is expected to grow at the highest CAGR over the next few years, driven by increasing investments in defense and aerospace infrastructure across Asia-Pacific.
Hub assemblies are also expensive. A wheel hub will cost between $400 and $500 for one set of bearings. In addition to this, the speed sensor will be included. The average cost of wheel bearings is between $400 and $500 for one side, including labor. But this price range is much lower if the bearing is a replacement of an entire wheel assembly. It is still worth noting that wheel hub bearings can be purchased separately for a lower price.
Replacement of one or two wheel bearings will depend on the model and year of the vehicle. For a small car, one rear wheel bearing can cost between $190 and $225, whereas two front wheel hubs can cost upwards of $1,000. Labor and parts prices will vary by location, and labor costs may also be covered under some warranty plans. If you decide to have it done yourself, be sure to ask multiple shops for estimates.

Inspection of bearings

bearing
To maintain bearing performance and prevent accidents, periodic inspections are essential. In addition to ensuring reliability, these inspections improve productivity and efficiency. Regular maintenance includes disassembly inspection, replenishment of lubricant and monitoring operation status. Here are some common ways to perform the necessary inspections. Keep reading to learn how to maintain bearings. After disassembly, you must clean the components thoroughly. Ensure that the bearings are free of burrs, debris, and corrosion.
Ultrasound technology is an excellent tool for monitoring slow-speed bearings. Most ultrasound instruments offer wide-ranging sensitivity and frequency tuning. Ultrasound can also be used to monitor bearing sound. Ultra-slow bearings are usually large and greased with high-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the machine. Once the machine shows abnormal noise, schedule additional inspections.
Ultrasonic inspection involves using an ultrasound transducer to measure the amplitude of sound from a bearing. It is effective in early warnings of bearing failure and prevents over-lubrication. Ultrasound inspection of bearings is a cost-effective solution for early diagnosis of bearing problems. In addition to being a reliable tool, ultrasonic testing is digital and easy to implement. The following are some of the advantages of ultrasonic bearing inspection.
Dynamic quality evaluation involves the use of a special fixture for measuring bearing deformations under low shaft speed and light radial load. The size of the fixture influences the value of the deformations. A fixture should be sized between the diameter of the sensor and the roller to ensure maximum precision. The outer deformation signal is more sensitive with a larger sensor diameter. A vibration-acceleration sensor is used for the contrast test.

China High Quality 6300 6301 6302 6303 6304 6305 6306 6307 6308 Deep Groove Ball NTN Bearing NTN     drive shaft bearingChina High Quality 6300 6301 6302 6303 6304 6305 6306 6307 6308 Deep Groove Ball NTN Bearing NTN     drive shaft bearing
editor by czh 2023-01-18