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Heavy Duty Needle Roller Bearings (Machined) RNA4838-XL
Heavy Duty Needle Roller Bearings (Machined) RNA4838-XL

Heavy Duty Needle Roller Bearings (Machined) RNA4838-XL

The RNA4838-XL is a heavy-duty needle roller bearing with a 210mm bore and 240mm outer diameter, crafted from sturdy steel for long-lasting performance. It handles radial loads up to 57375 lbf and operates smoothly at speeds up to 2300 RPM.
Its open design requires regular lubrication, while the steel cage ensures durability under high stress. The bearing works well in temperatures 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 industrial equipment where high radial loads are common.
Weighing 3210g, it’s robust yet manageable for its size. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number RNA4838-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 210 mm
  • Bore Dia Tolerance 0.05mm to 0.079mm
  • Outer Dia 240 mm
  • Outer Dia Tolerance -0.03mm to 0
  • Width 50 mm
  • Width Tolerance -0.3mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 57375 lbf
  • Static Radial Load 155250 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 2300 rpm
  • Weight 3210 g

Features

Why Choose RNA4838-XL Bearing for Precision Tasks?
RNA4838-XL Bearing is built with steel rings and rollers, offering strong resistance to heavy radial loads.
Its dynamic radial load capacity reaches 57,375 lbf, making it suitable for demanding industrial applications.
The open design allows for easy lubrication, ensuring smooth operation and reduced wear.
With a maximum speed of 2,300 rpm, it balances performance and durability in high-load scenarios.
RNA4838-XL Bearing operates efficiently within a temperature range of -20 to 110°C.
Its press-fit shaft mount simplifies installation, saving time and effort.

Application

Industrial Uses of RNA4838-XL Bearing
RNA4838-XL Bearing is commonly used in heavy machinery, such as construction equipment and agricultural tools, where its robust design handles high radial loads with ease. The press-fit mounting ensures a secure connection, reducing the risk of slippage during operation.
Where Is RNA4838-XL Bearing Used?
You’ll often find RNA4838-XL Bearing in gearboxes and transmission systems, where its needle roller design provides smooth rotation under heavy stress. Its steel construction makes it durable enough for long-term use in demanding environments.
Built for Heavy-Duty Use: RNA4838-XL Bearing
RNA4838-XL Bearing excels in applications like industrial presses and rolling mills, where its high dynamic load capacity is essential. The open design allows for easy lubrication, ensuring consistent performance even under continuous use.
Automotive vs Aerospace: Applications of RNA4838-XL Bearing
In automotive systems, RNA4838-XL Bearing supports components like differentials and drivetrains, offering reliable performance under high stress. While in aerospace, its precision and durability make it suitable for auxiliary equipment requiring consistent radial load handling.

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