China Standard Car Accessory/Hub Assembly/Repair Kit/Machine Part/Plastic Roller/Rulman/Slewing/Tapered Roller/Waterproof/Spherical/Magnetic/Excavator Bearing 22222cac/ W33 with Hot selling

Product Description

Spherical Roller Bearings has double row rollers, the outer ring has 1 common spherical raceway, and the inner ring has 2 raceways, which are inclined at an angle relative to the bearing axis. This ingenious structure makes it have automatic centering performance, so it is not easy to be affected by the error or shaft bending caused by the angle between the shaft and the bearing housing seat. It is suitable for the occasion of angle error caused by installation error or shaft deflection. In addition to bearing radial load, the bearing can also bear two-way axial load.

Model Size Rated dynamic load (KN) Rated static load (KN) Weight                (kg)
d D B
22208CAC/ W33 40 80 23 77 88.4 0.524
22209CAC/ W33 45 85 23 80.5 95.2 0.571
22210CAC/ W33 50 90 23 83.7 102 0.614
22211CAC/ W33 55 100 25 103 126 0.847
22212CAC/ W33 60 110 28 123 154 1.154
22213CAC/ W33 65 120 31 151 194 1.535
22214CAC/ W33 70 125 31 151 196 1.596
22215CAC/ W33 75 130 31 162 215 1.687
22216CAC/ W33 80 140 33 175 234 2.132
22217CAC/ W33 85 150 36 213 282 2.665
22218CAC/ W33 90 160 40 249 337 3.383
22219CAC/ W33 95 170 43 283 390 4.198
22220CAC/ W33 100 180 46 316 435 5.006
22222CAC/ W33 110 200 53 411 588 7.318
22224CAC/ W33 120 215 58 479 691 9.001
22226CAC/ W33 130 230 64 563 832 11.159
22228CAC/ W33 140 250 68 639 954 14.166
22308CAC/ W33 40 90 33 119 137 1.015
22309CAC/ W33 45 100 36 143 169 1.365
22310CAC/ W33 50 110 40 178 212 1.789
22311CAC/ W33 55 120 43 210 252 2.31
22312CAC/ W33 60 130 46 242 292 2.879
22313CAC/ W33 65 140 48 264 321 3.467
22314CAC/ W33 70 150 51 313 396 4.344
22315CAC/ W33 75 160 55 348 447 5.279
22316CAC/ W33 80 170 58 392 507 6.32
22317CAC/ W33 85 180 60 429 555 7.274
22318CAC/ W33 90 190 64 483 639 8.643
22319CAC/ W33 95 200 67 531 705 9.967
22320CAC/ W33 100 215 73 617 833 12.722
22322CAC/ W33 110 240 80 714 968 17.54

About us
ZheJiang REET BEARING.CO.,LTD is a professional bearing manufacturer and exporter.
We have a wealth of technical.All producing processes are finished in our manufactory. As an ISO9001:2000 certified manufacturer,we will solve various problems in application and use of our bearings. 
Our company is an authorized distributor of FAG, INA, CZPT and other world brand bearings.Our company has the right to self-export bearings and launches its own brand RTB.
Our bearing had been exported to more than 20 countries worldwide and are warmly welcomed.
We’re looking forward to your order.


1.Is the company a production factory or a trading company?
ZheJiang REET BEARING CO.,LTD is a manufacturing enterprise focusing on bearings and integrating research, production and sales.

2.How many the MOQ of your company?
Depending on the size of the bearing, the MOQ is variable, if you are interested, you can contact me for a quote.

3.Does the company accept OEM or customized bearings?
In addition to standard products, we also supply non-standard and modified standard products for special application. Meanwhile, we provide OEM service.

4.Can the company provide free samples?
We can provide samples for free. You only need to provide shipping.

5.What are the company’s delivery terms?
We can accept EXW,FOB,CFR,CIF,etc. You can choose the 1 which is the most convenient cost effective for you.
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Rated Dynamic Load (Kn): 479
Rated Static Load (Kn): 691
Weight: 7.37kg
US$ 90/Piece
1 Piece(Min.Order)


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Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

plastic bearing

How do plastic bearings enhance the overall efficiency and functionality of machinery and equipment?

Plastic bearings play a crucial role in enhancing the overall efficiency and functionality of machinery and equipment. Here’s a detailed explanation:

  • 1. Reduced Friction:

Plastic bearings offer low friction characteristics, which significantly reduce energy losses due to friction. The reduced friction allows machinery and equipment to operate more efficiently by minimizing heat generation and power consumption. This improved energy efficiency translates into cost savings and increased overall performance.

  • 2. Improved Reliability:

Plastic bearings are designed to provide reliable performance in various operating conditions. They offer excellent resistance to wear, corrosion, and chemical exposure, ensuring prolonged service life and reduced downtime. By using plastic bearings, machinery and equipment can operate reliably and continuously without frequent maintenance or premature failure.

  • 3. Enhanced Precision:

Plastic bearings contribute to enhanced precision in machinery and equipment. They have low levels of self-generated play, which means they provide accurate and repeatable positioning. This is particularly important in applications that require precise movement or alignment, such as robotics, medical devices, or measuring equipment. The improved precision offered by plastic bearings leads to greater accuracy and consistency in the performance of machinery and equipment.

  • 4. Quieter Operation:

Plastic bearings can significantly reduce noise and vibration levels in machinery and equipment. They possess inherent damping properties that help absorb and dissipate vibrations, resulting in quieter operation. This is especially advantageous in applications where noise reduction is critical, such as household appliances, HVAC systems, or audio equipment. The quieter operation provided by plastic bearings enhances user comfort and reduces noise pollution.

  • 5. Lightweight Design:

Plastic bearings are generally lighter in weight compared to their metal counterparts. The lightweight design of plastic bearings reduces the overall weight of machinery and equipment. This has several benefits, including improved portability, reduced energy consumption during transportation, and lower inertia during operation. The reduced weight contributes to increased efficiency and ease of handling in various applications.

  • 6. Resistance to Contaminants:

Plastic bearings exhibit excellent resistance to contaminants such as dirt, dust, moisture, and chemicals. Their self-lubricating properties and non-corrosive nature allow them to operate effectively even in harsh environments. This resistance to contaminants ensures reliable and consistent performance of machinery and equipment, particularly in industries where exposure to harsh conditions is common, such as agriculture, construction, or automotive.

In summary, plastic bearings enhance the overall efficiency and functionality of machinery and equipment by reducing friction, improving reliability, enhancing precision, providing quieter operation, offering a lightweight design, and exhibiting resistance to contaminants. These advantages contribute to increased energy efficiency, extended service life, improved performance, and enhanced user experience. By incorporating plastic bearings into their designs, industries can optimize the efficiency and functionality of their machinery and equipment across various applications.

plastic bearing

How do plastic bearings perform in wet or corrosive environments?

Plastic bearings are known for their excellent performance in wet or corrosive environments. Here’s a detailed explanation of how plastic bearings perform in such conditions:

  • 1. Corrosion Resistance:

Plastic bearings exhibit high corrosion resistance, making them well-suited for wet or corrosive environments. Unlike metal bearings that can rust or corrode when exposed to moisture or corrosive substances, plastic bearings are unaffected by these conditions. They can resist the effects of water, chemicals, acids, alkalis, and other corrosive agents, ensuring long-term functionality and preventing premature failure.

  • 2. Moisture Resistance:

Plastic bearings have inherent moisture resistance properties. They are not affected by water absorption, which can cause dimensional changes and degradation in some materials. Plastic bearings maintain their shape, dimensional stability, and mechanical properties even when exposed to high levels of moisture or humidity. This makes them suitable for applications where water or moisture is present, such as marine environments, wastewater treatment plants, or outdoor equipment.

  • 3. Chemical Resistance:

Plastic bearings offer excellent resistance to a wide range of chemicals, including acids, bases, solvents, and oils. They are inherently non-reactive, which means they do not undergo chemical reactions or degradation when exposed to various chemical substances. This chemical resistance allows plastic bearings to perform reliably in environments where exposure to corrosive chemicals is common, such as chemical processing plants or laboratories.

  • 4. Self-Lubrication:

Many plastic bearings are self-lubricating, meaning they have built-in lubrication properties that eliminate the need for external lubrication. Self-lubricating plastic bearings are often impregnated with solid lubricants, such as PTFE (polytetrafluoroethylene) or graphite, which provide a low-friction interface between the bearing surfaces. This self-lubrication feature allows plastic bearings to maintain their performance even in wet or corrosive environments, where traditional lubricants may wash away or be compromised.

  • 5. Reduced Contamination:

Plastic bearings contribute to reduced contamination in wet or corrosive environments. Unlike metal bearings that can generate wear particles or rust, plastic bearings do not shed particles or corrode, minimizing the risk of contamination. This is particularly important in applications where cleanliness is crucial, such as food processing, pharmaceutical manufacturing, or cleanroom environments.

  • 6. Lightweight:

Plastic bearings are lightweight compared to metal bearings. This makes them advantageous in wet or corrosive environments, as they can reduce the overall weight of the equipment or machinery. Additionally, the lightweight nature of plastic bearings reduces the load on supporting structures and allows for more efficient operation in these environments.

In summary, plastic bearings perform exceptionally well in wet or corrosive environments. Their corrosion resistance, moisture resistance, chemical resistance, self-lubrication properties, reduced contamination risk, and lightweight nature make them reliable and durable choices for applications where exposure to water, chemicals, or corrosive substances is prevalent.

plastic bearing

How do plastic bearings compare to traditional metal or steel bearings in terms of performance?

When comparing plastic bearings to traditional metal or steel bearings, several factors come into play in terms of performance. Here’s a detailed comparison of plastic bearings and traditional metal or steel bearings:

  • 1. Friction and Wear:

Plastic bearings generally exhibit lower friction coefficients compared to traditional metal or steel bearings. This characteristic results in reduced energy consumption, smoother operation, and less wear on the bearing surfaces. Plastic bearings often have self-lubricating properties, further enhancing their resistance to wear and reducing the need for external lubrication. On the other hand, metal or steel bearings may require regular lubrication to maintain optimal performance and prevent excessive wear.

  • 2. Corrosion Resistance:

Plastic bearings offer excellent resistance to corrosion, making them particularly suitable for applications in moist or corrosive environments. Unlike metal or steel bearings, plastic bearings do not rust or corrode, allowing them to maintain their performance and integrity over time. Metal or steel bearings, while often treated with protective coatings, may still be susceptible to corrosion if the coating is compromised or in aggressive operating conditions.

  • 3. Load Capacity:

Traditional metal or steel bearings generally have higher load-carrying capacities compared to plastic bearings. Metal bearings are known for their high strength and ability to withstand heavy loads and shock forces. Plastic bearings, although continuously improving in this aspect, may have lower load-carrying capacities and are typically more suitable for moderate load applications. It is important to carefully evaluate the specific load requirements of the application when considering plastic bearings.

  • 4. Temperature Range:

Metal or steel bearings typically have a broader temperature range compared to plastic bearings. While plastic bearings can operate effectively within specific temperature limits, exposure to extreme temperatures can affect their performance. Certain plastic materials, such as PEEK, offer higher-temperature resistance, but they may still have limitations compared to metal or steel bearings, which can handle a wider range of temperatures.

  • 5. Noise and Vibration:

Plastic bearings possess inherent damping properties, which can help reduce noise levels and vibrations in machinery and equipment. The ability of plastic materials to absorb vibrations contributes to a quieter and smoother operation. Metal or steel bearings, although effective in many applications, may produce more noise and vibrations due to their higher rigidity and less damping characteristics.

  • 6. Cost and Maintenance:

Plastic bearings can offer cost advantages over metal or steel bearings in certain situations. Plastic bearings often have lower material and production costs, which can contribute to overall cost savings. Additionally, plastic bearings can require less maintenance due to their self-lubricating properties, resistance to corrosion, and reduced wear. Metal or steel bearings may require more frequent lubrication, inspection, and replacement, which can increase maintenance costs and downtime.

It’s important to note that the performance of plastic bearings and traditional metal or steel bearings can vary depending on the specific application requirements. While plastic bearings excel in certain areas such as corrosion resistance, low friction, and noise reduction, metal or steel bearings may be more suitable for high-load or high-temperature applications. Engineers and designers should carefully evaluate the performance characteristics of both types of bearings and consider the specific needs of the application to determine the most appropriate choice.

China Standard Car Accessory/Hub Assembly/Repair Kit/Machine Part/Plastic Roller/Rulman/Slewing/Tapered Roller/Waterproof/Spherical/Magnetic/Excavator Bearing 22222cac/ W33   with Hot sellingChina Standard Car Accessory/Hub Assembly/Repair Kit/Machine Part/Plastic Roller/Rulman/Slewing/Tapered Roller/Waterproof/Spherical/Magnetic/Excavator Bearing 22222cac/ W33   with Hot selling
editor by CX 2024-05-15