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The RN-2×21.8 BF/G2 is a needle roller bearing with a 2mm diameter and 21.8mm length, crafted from tough chrome steel for durability. It meets G2 precision standards, ensuring smooth operation in tight spaces.
With flat ends and a roundness of just 0.5um, it fits snugly into assemblies, reducing vibration. The hardness of HRC60-65 means it can handle heavy loads without wearing out quickly.
This model is interchangeable with INA bearings, making replacements straightforward. Ideal for compact machinery or automotive applications where precision and reliability are key.
Compliant with RoHS standards, it’s a safe choice for environmentally conscious projects. The tight tolerances and fine finish ensure consistent performance over time.
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How Does RN-2×21.8 BF/G2 Bearing Ensure Precision?
RN-2×21.8 BF/G2 Bearing features chrome steel construction, offering high hardness (HRC60-65) for durability.
Its needle roller design with a diameter of 2 mm and length of 21.8 mm provides excellent load distribution.
The G2 rating ensures tight tolerances, with roundness as low as 0.5um for precise operation.
Flat ends and minimal axial/radial runout (Rsmax 0.8 mm/0.6 mm) enhance stability in compact spaces.
Industrial Uses of RN-2×21.8 BF/G2 Bearing
RN-2×21.8 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.
Where Is RN-2×21.8 BF/G2 Bearing Used?
In automotive applications, RN-2×21.8 BF/G2 Bearing fits well in transmission systems, providing smooth rotation under heavy loads. Its flat ends and precise dimensions make it ideal for tight spaces in engine components.
Built for Heavy-Duty Use: RN-2×21.8 BF/G2 Bearing
RN-2×21.8 BF/G2 Bearing excels in construction equipment, where its hardness and roundness tolerances withstand rough conditions. The G2 rating guarantees consistent performance in heavy machinery.
Medical vs Industrial: Where RN-2×21.8 BF/G2 Bearing Excels
RN-2×21.8 BF/G2 Bearing is versatile enough for medical devices like surgical tools, offering precision and reliability. In industrial settings, it’s a go-to for machinery requiring low-profile, high-capacity bearings.
Perfect Fit for Automation: RN-2×21.8 BF/G2 Bearing
RN-2×21.8 BF/G2 Bearing works seamlessly in robotic arms, where its small size and high load capacity improve efficiency. The chrome steel material ensures long service life even in high-speed operations.
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