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Heavy Duty Needle Roller Bearings (Machined) NA4856-XL

Heavy Duty Needle Roller Bearings (Machined) NA4856-XL

The NA4856-XL is a heavy-duty needle roller bearing with a 280mm bore and 350mm outer diameter, built from sturdy steel for reliable performance. It handles radial loads up to 114750 lbf and operates smoothly at speeds up to 1500 RPM.
Its open design allows for easy lubrication, while the steel cage ensures durability under high stress. The bearing is designed for press-fit mounting, making installation straightforward.
This model is interchangeable with INA bearings, offering a practical replacement option. Ideal for industrial machinery or heavy equipment where radial loads are common.
Weighing 15.3kg, it’s robust yet manageable for its size. Compliant with RoHS standards, it works well in temperatures from -20°C to 110°C.

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Product Parameters

  • Part Number NA4856-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 280 mm
  • Bore Dia Tolerance -0.035mm to 0
  • Outer Dia 350 mm
  • Outer Dia Tolerance -0.04mm to 0
  • Width 69 mm
  • Width Tolerance -0.35mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 114750 lbf
  • Static Radial Load 292500 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 1500 rpm
  • Weight 15300 g
Heavy Duty Needle Roller Bearings (Machined) NA4856-XL dimension drawing
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Features

Performance Features of NA4856-XL Bearing
NA4856-XL Bearing is built with steel rings and rollers, offering strong resistance to heavy radial loads.
Its dynamic radial load capacity reaches 114750 lbf, making it suitable for demanding industrial applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a maximum speed of 1500 rpm, it balances performance and durability in heavy-duty conditions.
NA4856-XL Bearing operates efficiently within a temperature range of -20 to 110 °C.
Its press-fit shaft mount design simplifies installation, saving time and effort.

Application

Industrial Uses of NA4856-XL Bearing
NA4856-XL Bearing is commonly used in heavy machinery like construction equipment and agricultural vehicles, where its high radial load capacity handles demanding conditions. The steel construction ensures durability even in rugged environments.
Where Is NA4856-XL Bearing Used?
In automotive applications, NA4856-XL Bearing fits well in gearboxes and drivetrains, providing reliable performance under continuous radial loads. Its press-fit design simplifies installation in tight spaces.
Built for Heavy-Duty Use: NA4856-XL Bearing
This bearing excels in industrial conveyor systems, where its needle roller design reduces friction and extends service life. The open seal type allows for easy lubrication maintenance.
Automotive vs Aerospace: Applications of NA4856-XL Bearing
While NA4856-XL Bearing is popular in truck transmissions, its precision also suits aerospace landing gear components. The metric sizing ensures compatibility with international standards.
Perfect Fit for Automation: NA4856-XL Bearing
In robotic assembly lines, NA4856-XL Bearing supports high-speed radial movements with minimal wear. The steel cage enhances stability during repetitive operations.

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