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

Heavy Duty Needle Roller Bearings (Machined) NA4902-XL

The NA4902-XL is a heavy-duty needle roller bearing with a 15mm bore and 28mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 2700 lbf and spins smoothly at speeds up to 21100 RPM.
Its open design requires regular lubrication, while the steel cage ensures durability under heavy use. The bearing operates well in temperatures ranging from -20°C to 110°C.
This model is interchangeable with INA bearings, making it a practical choice for replacements. Ideal for applications like gearboxes or industrial machinery where radial loads are common.
Weighing just 34g, it’s lightweight yet robust for its size. Compliant with RoHS standards for safe use. The press-fit shaft mount ensures a secure installation.

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Product Parameters

  • Part Number NA4902-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 Open
  • 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 13 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 2700 lbf
  • Static Radial Load 3060 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 21100 rpm
  • Weight 34 g

Features

Performance Features of NA4902-XL Bearing
NA4902-XL Bearing is built with steel rings and rollers, offering strong radial load capacity up to 2700 lbf.
Its press-fit shaft mount ensures secure installation, reducing slippage during operation.
The open design allows for easy lubrication, maintaining smooth performance under high speeds of 21,100 rpm.
With a temperature range of -20 to 110°C, it performs reliably in various conditions.

Application

Industrial Uses of NA4902-XL Bearing
NA4902-XL Bearing is commonly used in heavy machinery like construction equipment and agricultural tools, where its robust design handles radial loads efficiently. The steel construction ensures durability even in demanding environments.
Where Is NA4902-XL Bearing Used?
You’ll often find NA4902-XL Bearing in automotive transmissions and steering systems, thanks to its high-speed capability and reliable performance. Its press-fit design makes installation straightforward for mechanics.
Built for Heavy-Duty Use: NA4902-XL Bearing
NA4902-XL Bearing excels in industrial gearboxes and pumps, where its needle roller design reduces friction and extends service life. The open seal type allows for easy lubrication maintenance.
Automotive vs Industrial: Applications of NA4902-XL Bearing
In automotive applications, NA4902-XL Bearing supports high-speed components like driveshafts, while in industrial settings, it’s ideal for conveyor systems. Its metric sizing ensures compatibility across various machinery types.
Perfect Fit for Automation: NA4902-XL Bearing
NA4902-XL Bearing is a great choice for robotic arms and automated assembly lines, where precision and reliability are key. The steel cage and rollers provide consistent performance under continuous use.

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