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Heavy Duty Needle Roller Bearings (Machined) NA4906-RSR-XL

Heavy Duty Needle Roller Bearings (Machined) NA4906-RSR-XL

The NA4906-RSR-XL is a heavy-duty needle roller bearing with a 30mm bore and 47mm outer diameter, crafted from sturdy steel for long-lasting use. It handles radial loads up to 5378 lbf and operates smoothly at speeds up to 7500 RPM.
Its single-seal design keeps contaminants out while maintaining easy access for lubrication. The press-fit shaft mount ensures a secure installation, ideal for high-load applications.
This bearing is interchangeable with INA models, offering flexibility for replacements. Perfect for use in gearboxes, pumps, or industrial machinery where space is limited but performance is key.
Weighing just 104g, it’s lightweight yet robust. Compliant with RoHS standards, it works reliably in temperatures from -20°C to 110°C.

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Product Parameters

  • Part Number NA4906-RSR-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 Single Seal
  • Inner Ring Yes
  • Series With Inner Ring
  • Bore Dia 30 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 18 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 5378 lbf
  • Static Radial Load 6412 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 7500 rpm
  • Weight 104 g
Heavy Duty Needle Roller Bearings (Machined) NA4906-RSR-XL dimension drawing
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Features

Performance Features of NA4906-RSR-XL Bearing
NA4906-RSR-XL Bearing is built with steel rings and rollers, offering strong resistance to radial loads.
Its dynamic radial load capacity reaches 5378 lbf, making it suitable for heavy-duty applications.
The single seal design helps keep contaminants out, ensuring smoother operation.
With a maximum speed of 7500 rpm, it delivers reliable performance in various conditions.
NA4906-RSR-XL Bearing’s press-fit shaft mount simplifies installation, saving time and effort.
Its steel cage maintains roller alignment, reducing wear and extending service life.
The bearing operates efficiently within a temperature range of -20 to 110°C.
Its compact design and lightweight construction make it ideal for space-constrained applications.

Application

Industrial Uses of NA4906-RSR-XL Bearing
NA4906-RSR-XL Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its robust design handles high radial loads effectively.
The single seal feature helps keep contaminants out, extending the bearing’s lifespan in dusty or harsh environments.
Where Is NA4906-RSR-XL Bearing Used?
In automotive applications, NA4906-RSR-XL Bearing fits well in gearboxes and transmission systems, providing reliable performance under constant stress.
Its press-fit mounting ensures a secure attachment, reducing the risk of slippage during operation.
Built for Heavy-Duty Use: NA4906-RSR-XL Bearing
For automation systems, NA4906-RSR-XL Bearing supports robotic arms and conveyor belts, where precision and durability are key.
The steel construction offers excellent wear resistance, making it suitable for high-speed operations up to 7500 rpm.
Automotive vs Industrial: Applications of NA4906-RSR-XL Bearing
In industrial settings, NA4906-RSR-XL Bearing excels in pumps and compressors, handling continuous radial loads with ease.
Meanwhile, in automotive uses, it ensures smooth performance in steering systems and wheel hubs, thanks to its reliable load capacity.

Q&A

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