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Heavy Duty Needle Roller Bearings (Machined) NA4864-XL
Heavy Duty Needle Roller Bearings (Machined) NA4864-XL

Heavy Duty Needle Roller Bearings (Machined) NA4864-XL

The NA4864-XL is a heavy-duty needle roller bearing with a 320mm bore and 400mm outer diameter, designed for radial loads. Built from sturdy steel, it handles dynamic loads up to 159750 lbf and static loads up to 416250 lbf.
Its open design and press-fit mounting make it easy to install, while the steel cage ensures durability. The bearing operates smoothly at speeds up to 1300 RPM and in temperatures from -20°C to 110°C.
This model is interchangeable with INA bearings, offering a reliable replacement option. Ideal for heavy machinery and industrial equipment where high radial loads are common.
Weighing 23kg, it’s robust and built to last. Compliant with RoHS standards for safe use. Regular lubrication is recommended for optimal performance.

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Product Parameters

  • Part Number NA4864-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 Yes
  • Series With Inner Ring
  • Bore Dia 320 mm
  • Bore Dia Tolerance -0.04mm to 0
  • Outer Dia 400 mm
  • Outer Dia Tolerance -0.04mm to 0
  • Width 80 mm
  • Width Tolerance -0.4mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 159750 lbf
  • Static Radial Load 416250 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 1300 rpm
  • Weight 23000 g

Features

Performance Features of NA4864-XL Bearing
NA4864-XL Bearing is built for heavy-duty radial loads, with a dynamic radial load capacity of 159,750 lbf.
Its steel construction ensures durability and reliability in demanding industrial applications.
The open design allows for easy lubrication, maintaining smooth operation under high stress.
With a maximum speed of 1,300 rpm, it balances performance and longevity.
NA4864-XL Bearing’s press-fit shaft mount simplifies installation, reducing downtime.
Its temperature range of -20 to 110°C makes it suitable for varied working conditions.

Application

Industrial Uses of NA4864-XL Bearing
NA4864-XL Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its high radial load capacity handles intense pressures. The steel construction ensures durability even in rugged environments.
Where Is NA4864-XL Bearing Used?
In automotive applications, NA4864-XL Bearing fits well in gearboxes and drivetrains, providing reliable performance under constant motion. Its press-fit design simplifies installation in tight spaces.
Built for Heavy-Duty Use: NA4864-XL Bearing
This bearing excels in industrial presses and rolling mills, where its needle roller design reduces friction. The open seal allows for easy lubrication, extending its service life.
Automotive vs Industrial: Applications of NA4864-XL Bearing
While NA4864-XL Bearing is robust enough for tractors and cranes, it also suits precision tools like printing presses. Its metric sizing ensures compatibility with global machinery standards.

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