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RN-0.5x109 BF RN-4x25.8 BF/G2

RN-0.5×109 BF RN-4×25.8 BF/G2

The RN-4×25.8 BF/G2 is a needle roller bearing with a 4mm diameter and 25.8mm length, made from tough chrome steel. It meets G2 precision standards, ensuring smooth operation in tight spaces.

With flat ends and a hardness of HRC60-65, it handles high loads while maintaining durability. The roundness of 0.5um and minimal radial play (0.1mm) provide reliable performance.

This model is interchangeable with INA bearings, making it a practical choice for replacements. Ideal for compact machinery or automotive applications where space is limited.

Compliant with RoHS standards, it’s a safe and efficient option for precision engineering needs. The tight length tolerance (0 to -0.33mm) ensures a perfect fit.

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Product Parameters

  • Part Number RN-4x25.8 BF/G2
  • Brand TFL
  • Interchangeable INA
  • Roller Diameter 4 mm
  • Roller Length 25.8 mm
  • System of Measurement Metric
  • Roller Bearing Type Needle
  • Material Chrome Steel
  • RoHS Compliant
  • Rating G2
  • Length Tolerance 0 to -0.33 mm
  • Hardness HRC60-65
  • Ends Type Flat
  • Roundness 0.5um
  • VDWL 2um
  • Rsmax Axial 1 mm
  • Rsmax Radial 0.9 mm
  • Rsmin 0.1 mm

Features

Performance Features of RN-4×25.8 BF/G2 Bearing

RN-4×25.8 BF/G2 Bearing is crafted from chrome steel, offering high hardness (HRC60-65) for durability.
Its precision needle rollers ensure smooth operation, with a roundness of just 0.5um for consistent performance.

The flat ends and tight length tolerance (0 to -0.33 mm) make it easy to install in compact spaces.
With a VDWL of 2um, RN-4×25.8 BF/G2 Bearing maintains stability even under radial loads.

RoHS compliance ensures it meets environmental standards, while the G2 rating guarantees quality.
Its Rsmax axial and radial limits (1 mm and 0.9 mm) provide flexibility in various applications.

Application

Industrial Uses of RN-4×25.8 BF/G2 Bearing
RN-4×25.8 BF/G2 Bearing is commonly used in compact industrial gearboxes, where its needle roller design saves space while handling high radial loads. The chrome steel construction ensures durability in demanding environments like conveyor systems.

In automotive applications, RN-4×25.8 BF/G2 Bearing fits well in transmission systems and steering mechanisms, thanks to its precise dimensions and flat ends. The G2 rating indicates consistent quality for smooth vehicle operation.

For automation equipment, RN-4×25.8 BF/G2 Bearing’s low profile makes it ideal for robotic arms and linear guides. Its tight roundness tolerance (0.5µm) ensures minimal vibration during high-precision movements.

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