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Heavy Duty Needle Roller Bearings (Machined) NK47/30-XL
Heavy Duty Needle Roller Bearings (Machined) NK47/30-XL

Heavy Duty Needle Roller Bearings (Machined) NK47/30-XL

The NK47/30-XL is a heavy-duty needle roller bearing with a 47mm bore and 57mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 10912 lbf and spins smoothly at speeds up to 9800 RPM.
Its open design requires regular lubrication, while the press-fit mounting ensures a secure fit on shafts. The bearing operates well in temperatures ranging from -20°C to 110°C.
This model is interchangeable with INA bearings, making it a practical choice for replacements. Ideal for heavy machinery or automotive applications where high radial loads are common.
Weighing just 142g, it’s lightweight yet robust for its size. Compliant with RoHS standards for safe and eco-friendly use.

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Product Parameters

  • Part Number NK47/30-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 47 mm
  • Bore Dia Tolerance 0.025mm to 0.041mm
  • Outer Dia 57 mm
  • Outer Dia Tolerance -0.013mm to 0
  • Width 30 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 10912 lbf
  • Static Radial Load 21150 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 9800 rpm
  • Weight 142 g

Features

How Does NK47/30-XL Bearing Handle Heavy Loads?
NK47/30-XL Bearing is built with steel rings and rollers, offering strong resistance to heavy radial loads.
Its dynamic radial load capacity reaches 10912 lbf, ensuring reliable performance in demanding applications.
The steel cage maintains roller alignment, reducing wear and extending service life.
With a maximum speed of 9800 rpm, it balances durability and efficiency in high-speed operations.
NK47/30-XL Bearing operates effectively in temperatures from -20 to 110°C, suitable for varied environments.
Its press-fit shaft mount design simplifies installation, saving time and effort.
The open seal type allows for easy lubrication, ensuring smooth operation over time.
This design reduces maintenance needs, making it a cost-effective choice for heavy-duty applications.

Application

Industrial Uses of NK47/30-XL Bearing
NK47/30-XL Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its high radial load capacity is essential. The open design and steel construction make it suitable for rugged environments.
What Makes NK47/30-XL Bearing a Preferred Choice?
In automotive applications, NK47/30-XL Bearing is often found in gearboxes and drivetrains, providing reliable performance under high stress. Its press-fit mounting ensures a secure connection, reducing maintenance needs.
Built for Heavy-Duty Use: NK47/30-XL Bearing
For automation systems, NK47/30-XL Bearing supports robotic arms and conveyor belts, where precision and durability are key. The steel rollers and cage offer long-lasting performance even in high-speed operations.
Light-Duty vs Heavy-Duty: Best Uses for NK47/30-XL Bearing
In consumer electronics, NK47/30-XL Bearing can be found in printers and power tools, where its compact size and efficiency are advantageous. However, it truly excels in industrial settings with higher load demands.

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