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Heavy Duty Needle Roller Bearings (Machined) RNA4876-XL
Heavy Duty Needle Roller Bearings (Machined) RNA4876-XL

Heavy Duty Needle Roller Bearings (Machined) RNA4876-XL

The RNA4876-XL is a heavy-duty needle roller bearing with a 415mm bore and 480mm outer diameter, crafted from sturdy steel for radial loads. It supports dynamic loads up to 254,250 lbf and operates smoothly at speeds up to 1100 RPM.
Its open design and steel cage ensure durability, while the press-fit mounting provides a secure installation. The bearing requires regular lubrication for optimal performance.
Suitable for high-load applications like industrial machinery or construction equipment, it works in temperatures from -20°C to 110°C. Weighing 26kg, it’s built to handle tough conditions.
Compliant with RoHS standards, this model is interchangeable with INA bearings, making it a practical choice for replacements. Ideal for radial load scenarios where reliability is key.

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Product Parameters

  • Part Number RNA4876-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 415 mm
  • Bore Dia Tolerance 0.062mm to 0.098mm
  • 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 26000 g

Features

Performance Features of RNA4876-XL Bearing
RNA4876-XL Bearing is built for heavy-duty radial loads, with a dynamic radial load capacity of 254,250 lbf.
Its steel construction ensures durability and resistance to wear in demanding industrial applications.
The open design allows for easy lubrication, maintaining smooth operation over extended periods.
With a maximum speed of 1,100 rpm, it balances performance and reliability in high-load scenarios.

Application

Industrial Uses of RNA4876-XL Bearing
RNA4876-XL Bearing is commonly used in heavy machinery like construction equipment and mining drills, where its high radial load capacity handles intense pressure. The steel construction ensures durability even in rugged environments.
Where Is RNA4876-XL Bearing Used?
You’ll often find RNA4876-XL Bearing in agricultural machinery, supporting components like harvesters and tractors that require reliable performance. Its press-fit design simplifies installation in field maintenance.
Built for Heavy-Duty Use: RNA4876-XL Bearing
RNA4876-XL Bearing excels in industrial gearboxes, providing smooth rotation under substantial loads. The open seal design allows for easy relubrication during routine servicing.
Automotive vs Aerospace: Applications of RNA4876-XL Bearing
In automotive systems, RNA4876-XL Bearing supports large axles and transmission shafts, while its precision suits aircraft landing gear components. The metric sizing ensures compatibility across global standards.
Essential Roles of RNA4876-XL Bearing
RNA4876-XL Bearing is vital for wind turbine yaw systems, where its high dynamic load rating withstands constant directional changes. The steel cage maintains roller alignment for consistent operation.

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