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The RN-4×11.8 BF/G2 is a needle roller with a 4mm diameter and 11.8mm length, crafted 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 minimal wear. Its roundness of 0.5µm and low VDWL (2µm) make it reliable for precise applications.
This roller is interchangeable with INA models, offering flexibility for replacements. Ideal for compact assemblies like gear pumps or automotive transmissions where space is limited.
RoHS compliant, it’s a safe choice for various industrial uses. The Rsmax values (axial 1mm, radial 0.9mm) ensure stable performance under movement.
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Why Choose RN-4×11.8 BF/G2 for Precision Tasks?
RN-4×11.8 BF/G2 is crafted from high-quality chrome steel, offering excellent hardness between HRC60-65 for precision applications.
Its needle roller design ensures minimal friction, making it ideal for compact spaces.
The flat ends and tight roundness tolerance of 0.5um enhance stability and performance.
With a radial runout of just 0.9mm, it delivers reliable operation in demanding conditions.
Industrial Uses of RN-4×11.8 BF/G2 Bearing
RN-4×11.8 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.
What Makes RN-4×11.8 BF/G2 Bearing a Preferred Choice?
In automotive transmissions, RN-4×11.8 BF/G2 Bearing provides smooth rotation for components like clutch assemblies. Its flat ends and precise roundness (0.5µm) reduce vibration, improving overall drivetrain efficiency.
Perfect Fit for Automation: RN-4×11.8 BF/G2 Bearing
RN-4×11.8 BF/G2 Bearing works well in robotic arm joints, offering low friction and reliable performance. The G2 rating ensures consistent quality for precision applications in automated production lines.
Medical vs Industrial: Where RN-4×11.8 BF/G2 Bearing Excels
RN-4×11.8 BF/G2 Bearing suits medical devices like surgical tools, where its small size and hardness (HRC60-65) are advantageous. In industrial settings, it’s equally effective in packaging machinery requiring high-speed rotation.
Where to Use RN-4×11.8 BF/G2 Bearing
RN-4×11.8 BF/G2 Bearing fits well in consumer electronics, such as printer mechanisms, due to its compact dimensions. The chrome steel material also resists wear in high-cycle applications like electric tools.
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