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Heavy Duty Needle Roller Bearings (Machined) NK38/20-XL

Heavy Duty Needle Roller Bearings (Machined) NK38/20-XL

The NK38/20-XL is a heavy-duty needle roller bearing with a 38mm bore and 48mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 6525 lbf and spins smoothly at speeds up to 12000 RPM.
Its open design requires regular lubrication, while the press-fit shaft mount ensures a secure installation. The bearing operates well in temperatures 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 high radial loads are common.
Weighing just 79.4g, it’s lightweight yet robust for its size. Compliant with RoHS standards for safe use.

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    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number NK38/20-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 No
  • Series Without Inner Ring
  • Bore Dia 38 mm
  • Bore Dia Tolerance 0.025mm to 0.041mm
  • Outer Dia 48 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 20 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 6525 lbf
  • Static Radial Load 10125 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 12000 rpm
  • Weight 79.4 g
Heavy Duty Needle Roller Bearings (Machined) NK38/20-XL dimension drawing
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Features

Why Choose NK38/20-XL Bearing for Precision Tasks?
NK38/20-XL Bearing is crafted with steel rings and rollers, offering excellent radial load capacity up to 6525 lbf.
Its press-fit shaft mount ensures secure installation, reducing slippage during operation.
The open design allows for easy lubrication, maintaining smooth performance even at high speeds.
With a maximum speed of 12,000 rpm, it delivers reliable efficiency in demanding applications.

Application

Industrial Uses of NK38/20-XL Bearing
NK38/20-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 open seal type allows for easy lubrication, ensuring long service life in demanding conditions.
What Makes NK38/20-XL Bearing a Preferred Choice?
In automotive applications, NK38/20-XL Bearing fits well in gearboxes and transmission systems, thanks to its precise press-fit mounting. Its steel construction provides durability, making it reliable for high-speed operations up to 12000 rpm.
Built for Heavy-Duty Use: NK38/20-XL Bearing
This bearing excels in industrial automation, particularly in robotic arms and conveyor systems, where its needle roller design ensures smooth movement under heavy loads. The metric dimensions make it compatible with a wide range of machinery.
Medical vs Industrial: Where NK38/20-XL Bearing Excels
While NK38/20-XL Bearing is ideal for industrial presses and packaging machines, its precision also suits medical devices like diagnostic equipment. The steel rollers offer consistent performance, even in high-use environments.
Essential Roles of NK38/20-XL Bearing
In consumer electronics, NK38/20-XL Bearing can be found in high-performance printers and power tools, where its compact size and radial load capacity are advantageous. The press-fit design ensures secure installation in tight spaces.

Q&A

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