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Heavy Duty Needle Roller Bearings (Machined) NA4902-2RSR-XL
Heavy Duty Needle Roller Bearings (Machined) NA4902-2RSR-XL

Heavy Duty Needle Roller Bearings (Machined) NA4902-2RSR-XL

The NA4902-2RSR-XL is a heavy-duty needle roller bearing with a 15mm bore and 28mm outer diameter, crafted from sturdy steel for long-lasting performance. 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 and stable installation.
This bearing works well in temperatures from -20°C to 110°C, suitable for various industrial environments. It’s interchangeable with INA bearings, offering a reliable replacement option.
Weighing just 37g, it’s lightweight yet robust. Ideal for applications like gearboxes, pumps, or machinery where radial loads are common. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number NA4902-2RSR-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 Yes
  • Series With Inner Ring
  • Bore Dia 15 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 28 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 14 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 37 g

Features

Performance Features of NA4902-2RSR-XL Bearing
NA4902-2RSR-XL Bearing is built with steel rings and rollers, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 2182 lbf, making it suitable for heavy-duty applications.
The double seal design protects NA4902-2RSR-XL Bearing from dust and contaminants, ensuring longer service life.
With a maximum speed of 12,600 rpm, it delivers reliable performance in high-speed conditions.
NA4902-2RSR-XL Bearing operates efficiently within a temperature range of -20°C to 110°C.
Its press-fit shaft mount type simplifies installation, reducing downtime and maintenance efforts.
The steel cage in NA4902-2RSR-XL Bearing keeps the rollers aligned, minimising wear and tear.
This design ensures smooth operation even under demanding radial load conditions.

Application

Industrial Uses of NA4902-2RSR-XL Bearing
NA4902-2RSR-XL Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its robust design handles high radial loads with ease. The double seal feature keeps contaminants out, ensuring longer service life in dusty environments.
In automotive applications, NA4902-2RSR-XL Bearing fits well in gearboxes and transmission systems, providing reliable performance under constant motion. Its press-fit mounting simplifies installation, making it a favourite among mechanics.
For automation systems, NA4902-2RSR-XL Bearing’s compact size and high-speed capability make it ideal for robotic arms and conveyor belts. The steel construction ensures durability even in continuous operation.
Where Is NA4902-2RSR-XL Bearing Used?
You’ll often find NA4902-2RSR-XL Bearing in industrial fans and pumps, where its needle roller design reduces friction and improves efficiency. The metric dimensions make it compatible with a variety of European machinery.
In household appliances like washing machines, NA4902-2RSR-XL Bearing’s double seal prevents grease leakage, keeping things clean and quiet. Its temperature range also suits both indoor and outdoor use.
Built for Heavy-Duty Use: NA4902-2RSR-XL Bearing
NA4902-2RSR-XL Bearing excels in applications like forklifts and cranes, where its high static radial load capacity ensures stability under heavy weights. The steel cage adds extra strength for demanding conditions.
For medical devices, NA4902-2RSR-XL Bearing’s precision and low noise operation make it suitable for diagnostic equipment. Its compliance with RoHS standards ensures safety in sensitive environments.
Automotive vs Aerospace: Applications of NA4902-2RSR-XL Bearing
In cars, NA4902-2RSR-XL Bearing is often used in steering systems, offering smooth rotation and durability. Its high-speed rating also makes it a reliable choice for aerospace components like actuators.
For industrial robots, NA4902-2RSR-XL Bearing’s compact design and high load capacity support precise movements. The steel rollers ensure minimal wear, even with frequent direction changes.

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