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Heavy Duty Needle Roller Bearings (Machined) NA4908-2RSR-XL
Heavy Duty Needle Roller Bearings (Machined) NA4908-2RSR-XL

Heavy Duty Needle Roller Bearings (Machined) NA4908-2RSR-XL

The NA4908-2RSR-XL is a heavy-duty needle roller bearing with a 40mm bore and 62mm outer diameter, crafted from sturdy steel for long-lasting performance. 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 ideal for harsh environments. The steel cage and rollers ensure durability, while the press-fit shaft mount provides a secure installation.
This bearing is interchangeable with INA models, offering a reliable replacement option. Suitable for applications like gearboxes, pumps, or industrial machinery where high radial loads are common.
Weighing 252g, it’s robust yet manageable for its size. Compliant with RoHS standards, it operates in temperatures from -20°C to 110°C. The 23mm width and 0.6mm chamfer ensure easy integration into compact spaces.

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Product Parameters

  • Part Number NA4908-2RSR-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 40 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 62 mm
  • Outer Dia Tolerance -0.013mm to 0
  • Width 23 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 252 g

Features

How Does NA4908-2RSR-XL Bearing Handle Heavy Loads?
NA4908-2RSR-XL Bearing is built with steel rings and rollers, offering robust resistance to heavy radial loads.
Its dynamic radial load capacity reaches 9225 lbf, ensuring dependable performance in tough conditions.
The double-seal design protects against contaminants, enhancing durability and reliability.
With a maximum speed of 5500 rpm, it maintains efficiency while handling demanding tasks.
Why Choose NA4908-2RSR-XL Bearing for Precision Tasks?
NA4908-2RSR-XL Bearing features a press-fit shaft mount, ensuring secure and precise installation.
The steel cage maintains roller alignment, reducing friction and extending operational life.
Its double-seal construction keeps lubrication intact, even in harsh environments.
The bearing’s chamfer dimension of 0.6 mm allows for smooth integration into assemblies.
Engineered for Reliability: NA4908-2RSR-XL Bearing
NA4908-2RSR-XL Bearing’s steel construction provides excellent strength and wear resistance.
The double-seal design ensures protection against dust and moisture, enhancing longevity.
With a static radial load capacity of 11925 lbf, it performs reliably under heavy loads.
Its temperature range of -20 to 110°C makes it suitable for varied operating conditions.
Steel vs Ceramic Bearings: Strengths of NA4908-2RSR-XL Bearing
NA4908-2RSR-XL Bearing’s all-steel construction offers superior durability and load-bearing capacity.
The needle roller design maximises contact area, distributing loads evenly for smoother operation.
Its double-seal feature ensures consistent performance by keeping contaminants out.
The bearing’s press-fit mounting simplifies installation while maintaining stability.

Application

Industrial Uses of NA4908-2RSR-XL Bearing
NA4908-2RSR-XL Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its robust design handles high radial loads effortlessly. The double seal feature keeps contaminants out, ensuring longevity in dusty environments.
What Makes NA4908-2RSR-XL Bearing a Preferred Choice?
In automotive applications, NA4908-2RSR-XL Bearing fits well in gearboxes and transmission systems, providing smooth operation under high-speed conditions. Its steel construction offers durability, making it a reliable choice for long-term use.
Built for Heavy-Duty Use: NA4908-2RSR-XL Bearing
For automation systems, NA4908-2RSR-XL Bearing works efficiently in robotic arms and conveyor belts, where precision and load capacity are key. The press-fit mounting ensures a secure installation, reducing maintenance needs.
Automotive vs Industrial: Applications of NA4908-2RSR-XL Bearing
In industrial settings, NA4908-2RSR-XL Bearing excels in pumps and compressors, handling continuous operation with ease. Meanwhile, in automotive contexts, it supports wheel hubs and drivetrain components, offering consistent performance.
Where Is NA4908-2RSR-XL Bearing Used?
NA4908-2RSR-XL Bearing finds its place in medical devices like diagnostic machines, where quiet and reliable operation is essential. The steel rollers and cage provide the necessary strength for precise movements.

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