Bearings play a crucial role in modern engineering, helping machines reduce friction, improve efficiency, and operate smoothly. From automotive engines to industrial machinery, bearings make rotational and linear movement possible with reliability and precision. Understanding the types of bearings and their uses is essential for engineers, technicians, and businesses looking to choose the right component for their applications.
A clutch release bearing (throw-out bearing) is an essential part of a manual transmission system that allows smooth gear shifting by helping disengage the clutch when the pedal is pressed. It is widely used in cars, trucks, buses, tractors, and industrial vehicles. These bearings are designed to handle high speeds and heavy loads, ensuring quiet, vibration-free clutch operation. Clutch release bearings are available in multiple sizes, generally ranging from 20 mm to over 80 mm bore diameter, to suit different vehicle and machinery requirements. Their key benefits include smoother gear shifting, longer clutch life, reduced wear, improved driving comfort, and lower maintenance costs.
A forklift bearing is a heavy-duty bearing designed specifically for forklifts to support high loads and ensure smooth, reliable lifting performance. These bearings are commonly used in mast rollers, carriage rollers, wheel hubs, tilt cylinders, and transmission systems. Since forklifts work in demanding environments, these bearings are engineered to handle shock loads, frequent lifting, and continuous operation. Forklift bearings are available in a wide range of sizes—typically from 20 mm to 200 mm inner diameter (ID) and 40 mm to 300 mm outer diameter (OD)- to suit different forklift models and load capacities. Some commonly used bearing sizes include 6204, 6205, 6307, 6310, 30205, 32208, and mast roller bearings from 75 mm to 180 mm OD. The key benefits of forklift bearings include smoother machine operation, reduced friction, improved load handling, extended component life, lower maintenance costs, and enhanced workplace safety during material-handling operations.
King Pin & Hub Pin Bearings are critical components used in commercial vehicles, trucks, buses, trailers, and heavy-duty machinery to support steering and wheel hub movement. These bearings are engineered to handle high impact loads, road shock, and continuous vehicle operation, ensuring smooth steering control and stable wheel alignment. King pin and hub pin bearings are available in a wide range of industry-standard sizes, generally from ID 20 mm to 120 mm and OD 35 mm to 200 mm, to suit different suspension and hub assemblies. Common sizes include 30203, 30204, 30205, 30206, 30207, 30208, 30210, 32005, 32007, 32009, 30305, 30306, 30307, 30308, 32206, 32207, 32208, 32210, and 33007, along with custom-fit hub pin bearing sizes for OEM vehicle models. These bearings provide long-lasting durability, excellent load-carrying capacity, reduced friction, and improved steering stability, making them essential for safe and efficient vehicle performance.
Mercedes Bearings are precision-engineered bearings designed for Mercedes-Benz vehicles to ensure smooth performance, stability, and long service life. These bearings are used in wheel hubs, transmissions, differentials, suspension, and steering systems. They are available in a wide size range, including ID 20–120 mm, OD 40–200 mm, and width 12–60 mm. Common sizes include 32010X, 32012X, 33013, 30206, 30308, 32009X, 6308, 6310, 6206, and 6210, along with hub assemblies from 72–160 mm OD. With high load capacity, low friction, and corrosion-resistant construction, Mercedes bearings deliver quiet operation, fuel efficiency, and reliable long-term performance.
Propeller Shaft Bearings are heavy-duty bearings designed to support and stabilize the propeller or drive shaft in vehicles, marine equipment, and industrial machinery. These bearings help reduce vibration, absorb shock loads, and ensure smooth rotational movement, even under high-torque conditions. Propeller shaft bearings are available in a wide range of sizes, typically from ID 25–120 mm, OD 50–220 mm, and width 20–70 mm. Common bearing references include 6206, 6208, 6210, 6310, 6312, 32010X, 32012X, and 33013, along with special rubber-lined marine shaft bearings. Built from durable, corrosion-resistant materials, propeller shaft bearings improve stability, reduce noise, extend component life, and ensure reliable performance in demanding environments.
Scania Bearings are high-performance bearings designed for Scania trucks, buses, and heavy-duty commercial vehicles. Built to handle extreme loads and continuous operation, these bearings are used in wheel hubs, gearboxes, differentials, steering systems, and engine components. They are available in a wide range of sizes, typically from ID 25–130 mm, OD 50–230 mm, and width 18–70 mm. Common Scania bearing sizes include 30210, 30212, 32010X, 32012X, 33013, 6310, 6312, 6210, 6212, and heavy-duty hub assemblies ranging from 80–170 mm OD. Manufactured from premium steel with high load-carrying capacity and corrosion resistance, Scania bearings deliver smooth rotation, reduced wear, longer service life, and reliable performance for demanding transport and logistics operations.
Steering Bearings are precision-engineered bearings used in automotive and industrial steering systems to ensure smooth, stable, and accurate steering control. These bearings help reduce friction and vibration while supporting radial and axial loads during steering movement. Steering bearings are available in a wide size range, typically from ID 15–80 mm, OD 30–140 mm, and width 10–40 mm. Common sizes include 6203, 6204, 6205, 6305, 30205, 30306, 32007X, and 32010X, depending on the vehicle or equipment type. Made from high-strength, corrosion-resistant materials, steering bearings provide quiet operation, improved handling, extended component life, and reliable performance in passenger cars, trucks, two-wheelers, off-road vehicles, and industrial steering systems.
Water Pump Bearings are specially designed bearings used in automotive and industrial water pumps to support the impeller and pulley while ensuring smooth, vibration-free rotation. These bearings operate under constant high-temperature and fluid-exposed conditions, making durability and sealing performance essential. Water pump bearings are available in a wide range of sizes, typically from ID 10–40 mm, OD 28–90 mm, and length 40–150 mm. Common reference sizes include WB163010, WB203005, WB254010, WB304012, 6204, 6205, 6305, and 6306. Built with high-quality steel and double-sealed designs, water pump bearings provide long service life, corrosion resistance, low noise, and reliable cooling-system performance across passenger cars, trucks, tractors, and industrial machinery
MAN Truck Bearings are heavy-duty precision bearings designed for MAN commercial vehicles to deliver reliable performance under continuous high-load and long-distance operations. These bearings are widely used in wheel hubs, differentials, gearboxes, steering assemblies, and engine systems, ensuring smooth rotation and stable vehicle control. MAN Truck Bearings are available in a broad range of sizes, typically from ID 25–140 mm, OD 55–240 mm, and width 18–80 mm. Common sizes include 30210, 30212, 32010X, 32012X, 33013, 6310, 6312, 6210, 6212, and heavy-duty hub units ranging from 85–180 mm OD. Manufactured from premium alloy steel with high load-carrying capacity and corrosion-resistant finishes, MAN Truck Bearings ensure long service life, reduced wear, lower maintenance downtime, and dependable performance for transport, logistics, and fleet operations.
Deep Groove Ball Bearings are versatile, high-precision bearings designed to support radial and axial loads in both directions, making them ideal for a wide range of industrial, automotive, and machinery applications. They offer smooth rotation, low friction, quiet operation, and long service life. These bearings are available in a wide range of sizes, typically from ID 10–120 mm, OD 30–200 mm, and width 9–50 mm. Common sizes include 6200, 6201, 6202, 6203, 6204, 6300, 6301, 6302, 6303, and 6310. Made from high-quality, hardened steel, deep groove ball bearings provide excellent durability, reliability, and performance in electric motors, pumps, gearboxes, automotive systems, and industrial machinery.
Needle Bearings are specialized bearings that use long, thin cylindrical rollers to support high radial loads while occupying minimal space, making them ideal for compact machinery and automotive applications. They are commonly used in transmissions, gearboxes, engines, pumps, and industrial equipment to ensure smooth rotation and reduce friction. Needle bearings are available in a wide range of sizes, typically from ID 10–100 mm, OD 20–150 mm, and width 8–50 mm. Common sizes include HK1012, HK1210, NK2020, RNA4906, NA6908, and NK3010. Made from high-strength, hardened steel with precision engineering, needle bearings provide high load capacity, long service life, low maintenance, and reliable performance in demanding applications.
Spindle Bearings are high-precision bearings designed to support spindles in machine tools, CNC machines, lathes, and milling equipment. They provide smooth rotation, high-speed capability, and excellent rigidity, ensuring precise machining and reduced vibration. Spindle bearings are available in a wide range of sizes, typically from ID 10–100 mm, OD 30–180 mm, and width 15–60 mm. Common sizes include 7202, 7203, 7204, 7205, 7303, 7304, 7322, and 7324. Manufactured from high-quality, hardened steel with accurate tolerances, spindle bearings deliver long service life, high rotational accuracy, low noise, and reliable performance in industrial and precision applications.
Unit Bearings are pre-assembled, self-contained bearing units that combine bearings, housings, seals, and lubrication in a single ready-to-use component. They are widely used in industrial machinery, conveyor systems, agricultural equipment, and automotive applications, offering easy installation, reduced maintenance, and reliable operation. Unit bearings are available in a range of sizes, typically from ID 12–100 mm, OD 35–200 mm, and width 15–60 mm, with common references including UC206, UC207, UC208, UC209, UC210, UC211, UC212, UC213, and UC214. Made from high-quality steel with corrosion-resistant coatings, unit bearings provide smooth rotation, high load capacity, long service life, and low maintenance, making them ideal for demanding industrial and mechanical applications.
Angular Contact Ball Bearings are precision bearings designed to handle both radial and axial loads, making them ideal for high-speed, high-precision applications like pumps, motors, gearboxes, and machine tools. They are available in sizes ranging from ID 10–120 mm, OD 30–200 mm, and width 9–50 mm, with common references including 7202, 7203, 7204, 7205, 7303, 7304, 7322, 7324. Made from high-quality steel with precise tolerances, these bearings ensure smooth rotation, rigidity, long service life, and reliable performance in demanding industrial and automotive applications.
Spherical Bearings are self-aligning bearings designed to accommodate misalignment between shaft and housing, making them ideal for heavy machinery, automotive suspensions, construction equipment, and industrial applications. They can handle high radial and moderate axial loads while reducing stress on connected components. Spherical bearings are available in a wide range of sizes, typically ID 20–120 mm, OD 40–220 mm, and width 15–70 mm, with common references including GE20, GE25, GE30, GE35, GE40, GE45, GE50, GE60. Made from high-strength steel with corrosion-resistant finishes, spherical bearings ensure smooth operation, long service life, reduced maintenance, and reliable performance in demanding environments.
Insulated Bearings are specialized bearings designed to prevent electrical currents from passing through the bearing, protecting both the bearing and machinery from electrical damage, pitting, or premature wear. They are widely used in electric motors, generators, pumps, and industrial machinery where stray currents are a concern. Insulated bearings are available in a variety of sizes, typically ID 10–120 mm, OD 30–200 mm, and width 9–50 mm, with common references including 6202-2RS-INS, 6204-2RS-INS, 6304-2RS-INS, 6205-2RS-INS. Made from high-quality steel with insulating coatings or sleeves, these bearings ensure smooth operation, extended service life, reduced maintenance, and reliable protection against electrical damage in critical applications.
Sleeve Bearings, also known as plain or bush bearings, are simple yet durable bearings used to support rotating shafts in various machinery, automotive systems, and industrial equipment. They provide smooth rotation, reduce friction, and are ideal for applications with moderate loads and speeds. Sleeve bearings are available in a wide range of sizes, typically ID 10–100 mm, OD 20–150 mm, and length 15–80 mm, with common references including B10, B12, B15, B20, B25, B30, B35, B40. Made from high-quality bronze, steel, or composite materials, sleeve bearings offer low maintenance, long service life, quiet operation, and reliable performance in heavy-duty and industrial applications.
Cylindrical 4 Row Bearings are heavy-duty bearings designed to handle high radial loads in industrial machinery, gearboxes, rolling mills, and heavy equipment. Their four-row design distributes loads evenly, improving durability and reducing maintenance needs. These bearings are available in a wide range of sizes, typically ID 50–250 mm, OD 100–400 mm, and width 30–120 mm, with common references including NJ2304, NJ2308, NJ2312, NJ2316, NJ2320. Made from high-quality hardened steel, cylindrical 4 row bearings provide high load capacity, long service life, smooth operation, and reliable performance in demanding industrial applications.
Timken 4 Row Bearings are heavy-duty cylindrical roller bearings designed to carry extremely high radial loads in industrial applications such as rolling mills, large gearboxes, and heavy machinery. Their four-row roller configuration distributes loads evenly, ensuring enhanced durability and extended service life. These bearings are available in sizes typically ranging from ID 50–250 mm, OD 100–400 mm, and width 30–120 mm, with common references including NJ2304, NJ2308, NJ2312, NJ2316, NJ2320. Made from high-quality alloy steel, Timken 4 Row Bearings offer smooth operation, high load capacity, low maintenance, and reliable performance in demanding industrial environments.
Roller Thrust Bearings are specialized bearings designed to support high axial loads in one direction, making them ideal for heavy machinery, gearboxes, automotive differentials, and industrial equipment. They consist of cylindrical rollers arranged between bearing plates, providing high load-carrying capacity and excellent durability. Roller thrust bearings are available in a range of sizes, typically ID 20–150 mm, OD 50–300 mm, and width 15–80 mm, with common references including 81107, 81108, 81109, 81110, 81111, 29212, 29213. Made from hardened steel with precise tolerances, these bearings ensure smooth rotation, long service life, reduced wear, and reliable performance under heavy axial loads.
Ball Screw Bearings are precision bearings designed to support and guide ball screws in CNC machines, linear actuators, and other high-precision machinery. They provide smooth motion, high accuracy, and efficient load transfer, ensuring precise positioning and minimal backlash. Ball screw bearings are available in a range of sizes, typically ID 10–100 mm, OD 30–150 mm, and width 10–50 mm, with common references including BK10, BK12, BK15, BF10, BF12, BF15, 15TAC62, 20TAC62. Made from high-quality, hardened steel, these bearings deliver high rotational accuracy, long service life, smooth operation, and reliable performance in precision mechanical and industrial applications.
Volvo Bearings are high-quality, precision bearings designed for Volvo cars, trucks, and commercial vehicles to ensure smooth operation, durability, and reliability. They are widely used in wheel hubs, transmissions, differentials, steering systems, and suspension assemblies. Volvo bearings are available in a range of sizes, typically ID 20–130 mm, OD 40–220 mm, and width 15–70 mm, with common references including 30210, 30212, 32010X, 32012X, 33013, 6310, 6312, 6210, 6212, and heavy-duty hub assemblies ranging from 80–170 mm OD. Made from premium steel with high load-carrying capacity and corrosion resistance, Volvo bearings provide smooth rotation, long service life, reduced maintenance, and reliable performance for demanding automotive and commercial applications.
Flexible Roller Bearings are specialized bearings designed to accommodate misalignment between shaft and housing while supporting heavy radial and moderate axial loads. They are widely used in conveyors, industrial machinery, gearboxes, and rotating equipment where flexibility and load distribution are critical. Flexible roller bearings are available in a range of sizes, typically ID 20–150 mm, OD 50–250 mm, and width 15–80 mm, with common references including NNU307, NNU310, NNU312, NNU315, NU2308, NU2310. Made from high-quality steel, these bearings provide smooth rotation, high load capacity, long service life, and reliable performance in demanding industrial applications.
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