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Heavy Duty Needle Roller Bearings (Machined) NA4876-XL
Heavy Duty Needle Roller Bearings (Machined) NA4876-XL

Heavy Duty Needle Roller Bearings (Machined) NA4876-XL

The NA4876-XL is a heavy-duty needle roller bearing with a 380mm bore and 480mm outer diameter, designed for radial loads. Built from sturdy steel, it handles dynamic loads up to 254,250 lbf and static loads up to 652,500 lbf.
Its open design requires regular lubrication, while the press-fit shaft mount ensures a secure installation. The bearing operates smoothly at speeds up to 1100 RPM and in temperatures from -20°C to 110°C.
This single-row bearing is interchangeable with INA models, making it a practical choice for replacements. Ideal for heavy machinery or industrial equipment where high radial loads are common.
Weighing 42.6kg, it’s built for durability and long-term performance. Compliant with RoHS standards for safe use.
The chamfer dimension of 2.1mm allows for easier installation, while the 100mm width provides stability under load.
Suitable for applications like construction equipment or large gearboxes, where reliability is key. Its steel cage and rollers ensure consistent performance even under demanding conditions.

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Product Parameters

  • Part Number NA4876-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 380 mm
  • Bore Dia Tolerance -0.04mm to 0
  • Outer Dia 480 mm
  • Outer Dia Tolerance -0.045mm to 0
  • Width 100 mm
  • Width Tolerance -0.4mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 254250 lbf
  • Static Radial Load 652500 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 1100 rpm
  • Weight 42600 g

Features

Performance Features of NA4876-XL Bearing
NA4876-XL Bearing is built with steel rings and rollers, offering robust radial load capacity up to 254250 lbf.
Its single-row design ensures stability and efficiency in heavy-duty applications.
The press-fit shaft mount simplifies installation, saving time and effort during assembly.
With a maximum speed of 1100 rpm, it delivers reliable performance under demanding conditions.
NA4876-XL Bearing operates effectively in temperatures ranging from -20 to 110°C.
Its open design allows for easy lubrication, ensuring smooth operation and extended service life.

Application

Industrial Uses of NA4876-XL Bearing
NA4876-XL Bearing is commonly used in heavy machinery, such as construction equipment and mining tools, where its high radial load capacity ensures reliable performance. The steel construction makes it durable in demanding environments.
Where Is NA4876-XL Bearing Used?
In automotive applications, NA4876-XL Bearing supports components like gearboxes and axles, handling significant radial loads with ease. Its press-fit design ensures a secure mount, reducing maintenance needs.
Built for Heavy-Duty Use: NA4876-XL Bearing
NA4876-XL Bearing excels in industrial automation, particularly in robotic arms and conveyor systems, where precision and strength are key. The open seal type allows for easy lubrication, extending its service life.
Automotive vs Aerospace: Applications of NA4876-XL Bearing
While NA4876-XL Bearing is popular in automotive gear systems, it also finds use in aerospace landing gear mechanisms. Its high static radial load rating makes it versatile across industries.
Essential Roles of NA4876-XL Bearing
NA4876-XL Bearing is vital in wind turbine systems, where it handles radial loads from rotor blades. The steel cage and rollers provide long-term reliability even in harsh weather conditions.

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