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Heavy Duty Needle Roller Bearings (Machined) NK30/20-TW-XL
Heavy Duty Needle Roller Bearings (Machined) NK30/20-TW-XL

Heavy Duty Needle Roller Bearings (Machined) NK30/20-TW-XL

The NK30/20-TW-XL is a heavy-duty needle roller bearing with a 30mm bore and 40mm outer diameter, designed for radial loads. Made from sturdy steel, it handles dynamic loads up to 6188 lbf and spins at speeds up to 14800 RPM.
Its double-row design offers stability, while the plastic cage reduces friction for smoother operation. The open seal allows easy lubrication, essential for maintaining performance.
This bearing is press-fit mounted, making it suitable for compact spaces where radial loads are high. Ideal for applications like gear pumps or transmission systems.
Weighing just 61g, it’s lightweight yet durable. Compliant with RoHS standards, it operates in temperatures from -20°C to 110°C. Interchangeable with INA bearings for easy replacement.

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Product Parameters

  • Part Number NK30/20-TW-XL
  • Brand TFL
  • Interchangeable brand INA
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Needle
  • For Load Direction Radial
  • Construction Double Row
  • Seal Type Open
  • Inner Ring No
  • Series Without Inner Ring
  • Bore Dia 30 mm
  • Bore Dia Tolerance 0.02mm to 0.033mm
  • Outer Dia 40 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 20 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Plastic
  • Roller Material Steel
  • Dynamic Radial Load 6188 lbf
  • Static Radial Load 7988 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 14800 rpm
  • Weight 61 g

Features

Performance Features of NK30/20-TW-XL Bearing
NK30/20-TW-XL Bearing is built with a double-row needle roller design, offering high radial load capacity.
Its dynamic radial load reaches 6188 lbf, making it suitable for heavy-duty applications.
The steel rollers and plastic cage ensure smooth operation and reduced friction.
With a maximum speed of 14,800 rpm, it delivers reliable performance in demanding conditions.
NK30/20-TW-XL Bearing operates efficiently within a temperature range of -20 to 110 °C.
Its press-fit shaft mount type simplifies installation, saving time and effort.
The open seal design allows for easy lubrication, ensuring long service life.
Weighing just 61 g, it combines strength with lightweight construction.

Application

Industrial Uses of NK30/20-TW-XL Bearing
NK30/20-TW-XL Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its double-row design handles high radial loads efficiently. The open seal type allows for easy lubrication, ensuring long service life in demanding conditions.
Where Is NK30/20-TW-XL Bearing Used?
In automotive applications, NK30/20-TW-XL Bearing fits well in gearboxes and transmission systems, thanks to its press-fit mounting and high-speed capability. Its plastic cage reduces friction, making it a reliable choice for smooth operation.
Built for Heavy-Duty Use: NK30/20-TW-XL Bearing
NK30/20-TW-XL Bearing excels in industrial robots and automation systems, where precision and durability are key. The steel rollers and outer ring provide excellent load capacity, even in high-speed scenarios.
Automotive vs Aerospace: Applications of NK30/20-TW-XL Bearing
While NK30/20-TW-XL Bearing is popular in automotive drivetrains, it also finds use in aerospace components like landing gear mechanisms. Its lightweight design and high dynamic load rating make it versatile across industries.

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