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Heavy Duty Needle Roller Bearings (Machined) RNA4902-2RSR-XL

Heavy Duty Needle Roller Bearings (Machined) RNA4902-2RSR-XL

The RNA4902-2RSR-XL is a heavy-duty needle roller bearing with a 20mm bore and 28mm outer diameter, crafted from sturdy steel. It handles radial loads up to 2182 lbf and spins smoothly at speeds up to 12600 RPM.
Its double-seal design keeps dirt out and lubrication in, making it low-maintenance. The press-fit shaft mount ensures a secure installation for long-lasting performance.
This bearing works well in temperatures from -20°C to 110°C and is interchangeable with INA models. Ideal for applications like gearboxes or industrial machinery where space is tight but durability is key.
Weighing just 21.5g, it’s lightweight yet robust. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number RNA4902-2RSR-XL
  • Brand TFL
  • Interchangeable brand INA
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Needle
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Double Seal
  • Inner Ring No
  • Series Without Inner Ring
  • Bore Dia 20 mm
  • Bore Dia Tolerance 0.02mm to 0.033mm
  • Outer Dia 28 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 13 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 2182 lbf
  • Static Radial Load 2318 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 12600 rpm
  • Weight 21.5 g
Heavy Duty Needle Roller Bearings (Machined) RNA4902-2RSR-XL dimension drawing
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Features

How Does RNA4902-2RSR-XL Bearing Resist Wear?
RNA4902-2RSR-XL Bearing is built with steel rollers and cage, offering strong resistance to wear in heavy-duty applications.
Its dynamic radial load capacity of 2182 lbf ensures reliable performance under stress.
The double-seal design protects against contaminants, extending the bearing’s service life.
With a maximum speed of 12,600 rpm, it delivers both durability and efficiency.

Application

Industrial Uses of RNA4902-2RSR-XL Bearing
RNA4902-2RSR-XL Bearing is commonly used in heavy-duty industrial machinery, such as conveyor systems and printing presses, where its needle roller design handles high radial loads efficiently. The double seal feature helps keep contaminants out, extending the bearing’s lifespan in dusty environments.
In automotive applications, RNA4902-2RSR-XL Bearing fits well in gearboxes and transmission systems, providing smooth operation under high-speed conditions. Its press-fit mounting ensures a secure connection, reducing the risk of slippage during intense use.
For automation equipment, RNA4902-2RSR-XL Bearing offers reliable performance in robotic arms and assembly lines, where precision and durability are key. The steel construction ensures it can withstand continuous operation without significant wear.
In household appliances like washing machines, RNA4902-2RSR-XL Bearing supports rotating parts quietly and efficiently. Its compact size and high load capacity make it a practical choice for space-constrained designs.

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