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Heavy Duty Needle Roller Bearings (Machined) RNA49/28-XL
Heavy Duty Needle Roller Bearings (Machined) RNA49/28-XL

Heavy Duty Needle Roller Bearings (Machined) RNA49/28-XL

The RNA49/28-XL is a heavy-duty needle roller bearing with a 32mm bore and 45mm outer diameter, crafted from sturdy steel for reliable performance. It handles radial loads up to 6188 lbf and spins smoothly at speeds up to 13600 RPM.
Its open design and press-fit mounting make it easy to install, while the steel cage ensures durability under heavy use. The bearing operates well in temperatures from -20°C to 110°C.
This model is interchangeable with INA bearings, offering a practical replacement option. Ideal for applications like gearboxes or industrial machinery where high radial loads are common.
Weighing just 73.2g, it’s lightweight yet robust for its size. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number RNA49/28-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 32 mm
  • Bore Dia Tolerance 0.025mm to 0.041mm
  • Outer Dia 45 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 17 mm
  • Width Tolerance -0.12mm to 0
  • Ring Material Steel
  • Cage Material Steel
  • Roller Material Steel
  • Dynamic Radial Load 6188 lbf
  • Static Radial Load 7538 lbf
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range -20 to 110 °C
  • RoHS Compliant
  • Max Speed 13600 rpm
  • Weight 73.2 g

Features

Performance Features of RNA49/28-XL Bearing
RNA49/28-XL Bearing is built with a robust steel construction, handling radial loads up to 6188 lbf.
Its open design allows for easy lubrication, ensuring smooth operation even at high speeds.
The press-fit shaft mount type provides a secure installation, reducing the risk of slippage.
With a maximum speed of 13,600 rpm, it is suitable for demanding industrial applications.

Application

Industrial Uses of RNA49/28-XL Bearing
RNA49/28-XL Bearing is commonly used in heavy-duty machinery, such as construction equipment and agricultural tools, where its high radial load capacity is essential. The open design and steel construction make it suitable for harsh environments.
Where Is RNA49/28-XL Bearing Used?
In automotive applications, RNA49/28-XL Bearing fits well in gearboxes and transmission systems, providing reliable performance under high speeds. Its press-fit mounting ensures a secure installation.
Built for Heavy-Duty Use: RNA49/28-XL Bearing
For automation systems, RNA49/28-XL Bearing supports robotic arms and conveyor belts, offering smooth operation and durability. The needle roller design reduces friction, enhancing efficiency.
Automotive vs Aerospace: Applications of RNA49/28-XL Bearing
RNA49/28-XL Bearing is versatile enough for both automotive and aerospace applications, handling radial loads in engines and landing gear. Its steel components ensure longevity even under stress.
Essential Roles of RNA49/28-XL Bearing
In medical devices, RNA49/28-XL Bearing provides precise movement in imaging equipment and surgical tools. The high-speed capability and low weight make it a practical choice for sensitive applications.

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