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Heavy Duty Needle Roller Bearings (Machined) RNA4908-2RSR-XL

Heavy Duty Needle Roller Bearings (Machined) RNA4908-2RSR-XL

The RNA4908-2RSR-XL is a heavy-duty needle roller bearing with a 48mm bore and 62mm outer diameter, crafted from sturdy steel for long-lasting use. It handles radial loads up to 9225 lbf and operates smoothly at speeds up to 5500 RPM.
Its double-seal design keeps contaminants out and lubrication in, making it low-maintenance. The press-fit mounting ensures a secure fit on shafts without an inner ring.
This bearing is ideal for high-load applications like gearboxes or industrial machinery where space is limited. It performs well in temperatures from -20°C to 110°C.
Weighing just 154g, it’s lightweight yet robust. Compliant with RoHS standards, it’s interchangeable with INA bearings for easy replacement.

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Product Parameters

  • Part Number RNA4908-2RSR-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 48 mm
  • Bore Dia Tolerance 0.025mm to 0.041mm
  • Outer Dia 62 mm
  • Outer Dia Tolerance -0.013mm to 0
  • Width 22 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 9225 lbf
  • Static Radial Load 11925 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 5500 rpm
  • Weight 154 g
Heavy Duty Needle Roller Bearings (Machined) RNA4908-2RSR-XL dimension drawing
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Features

How Does RNA4908-2RSR-XL Bearing Resist Wear?
RNA4908-2RSR-XL Bearing is built with steel rollers and cage, offering strong resistance to wear in heavy-duty applications.
Its dynamic radial load capacity of 9225 lbf ensures reliable performance under high stress.
The double-seal design protects RNA4908-2RSR-XL Bearing from contaminants, extending its service life.
With a maximum speed of 5500 rpm, it balances durability and efficiency in demanding conditions.

Application

Industrial Uses of RNA4908-2RSR-XL Bearing
RNA4908-2RSR-XL Bearing is commonly used in heavy machinery like construction equipment and agricultural tools, where its needle roller design handles high radial loads efficiently. The double seal feature keeps contaminants out, extending its lifespan in dusty environments.
Where Is RNA4908-2RSR-XL Bearing Used?
In automotive applications, RNA4908-2RSR-XL Bearing fits well in gearboxes and drivetrains, providing smooth operation under high stress. Its press-fit mounting ensures a secure attachment, reducing maintenance needs.
Built for Heavy-Duty Use: RNA4908-2RSR-XL Bearing
RNA4908-2RSR-XL Bearing excels in industrial automation, particularly in robotic arms and conveyor systems. The steel construction offers durability, while the metric sizing ensures compatibility with standard components.
Automotive vs Industrial: Applications of RNA4908-2RSR-XL Bearing
RNA4908-2RSR-XL Bearing is versatile, working equally well in vehicle transmissions and factory machinery. Its high-speed capability (up to 5500 rpm) makes it suitable for demanding tasks in both sectors.
Perfect Fit for Automation: RNA4908-2RSR-XL Bearing
RNA4908-2RSR-XL Bearing is ideal for automated production lines, where precision and reliability are key. The steel cage and rollers ensure consistent performance, even in continuous operation.

Q&A

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