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Heavy Duty Needle Roller Bearings (Machined) NK15/20-XL
Heavy Duty Needle Roller Bearings (Machined) NK15/20-XL

Heavy Duty Needle Roller Bearings (Machined) NK15/20-XL

The NK15/20-XL is a heavy-duty needle roller bearing with a 15mm bore and 23mm outer diameter, crafted from sturdy steel for long-lasting performance. It handles radial loads up to 3465 lbf and spins smoothly at speeds up to 23900 RPM.
Its open design requires regular lubrication, while the press-fit mounting ensures a secure fit on shafts. 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 transmissions or industrial machinery where high radial loads are common.
Weighing just 26.6g, it’s lightweight yet robust for its size. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number NK15/20-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 15 mm
  • Bore Dia Tolerance 0.016mm to 0.027mm
  • Outer Dia 23 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 20 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 3465 lbf
  • Static Radial Load 3870 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 23900 rpm
  • Weight 26.6 g

Features

Performance Features of NK15/20-XL Bearing
NK15/20-XL Bearing is built for heavy-duty radial loads, with a dynamic radial load capacity of 3465 lbf.
Its steel construction ensures durability and resistance to wear in demanding applications.
The press-fit shaft mount design simplifies installation, saving time and effort.
With a maximum speed of 23,900 rpm, it delivers reliable performance in high-speed operations.
How Does NK15/20-XL Bearing Resist Wear?
NK15/20-XL Bearing uses high-quality steel for its rings and rollers, enhancing its resistance to wear.
The open design allows for easy lubrication, maintaining smooth operation over time.
Its static radial load capacity of 3870 lbf ensures stability under heavy loads.
The bearing operates efficiently within a temperature range of -20 to 110 °C.
Engineered for Precision: NK15/20-XL Bearing
NK15/20-XL Bearing’s precise dimensions (15 mm bore, 23 mm outer diameter) ensure a perfect fit for radial load applications.
The steel cage maintains roller alignment, reducing friction and extending service life.
Its lightweight design (26.6 g) makes it suitable for applications where weight is a concern.
The bearing’s chamfer dimension of 0.3 mm facilitates easier installation.

Application

Industrial Uses of NK15/20-XL Bearing
NK15/20-XL Bearing is commonly used in industrial machinery, especially in compact spaces where high radial load capacity is needed, such as gearboxes and pumps. Its press-fit design ensures a secure mounting, making it reliable for continuous operation.
Where Is NK15/20-XL Bearing Used?
In automotive applications, NK15/20-XL Bearing fits well in transmission systems and steering mechanisms, thanks to its high-speed capability and steel construction. The open seal type allows for easy lubrication, extending its service life.
Built for Heavy-Duty Use: NK15/20-XL Bearing
For automation equipment like robotic arms, NK15/20-XL Bearing offers precise movement under radial loads. Its lightweight design and high rpm rating make it suitable for dynamic applications.
Light-Duty vs Heavy-Duty: Best Uses for NK15/20-XL Bearing
In consumer electronics, NK15/20-XL Bearing can be found in small motors and printers, where its compact size and durability are advantageous. The steel rollers provide smooth operation even under frequent use.

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