High-Precision GCr15 Chrome Steel Bearings for Heavy-Duty Applications
Premium deep groove ball bearings made from GCr15 chrome steel, ensuring exceptional hardness (HRC 60-65) and wear resistance. RS/ZZ dual sealing options provide superior dust and moisture protection for extended service life. Optimized for high-speed rotation (up to 15,000 RPM) with ultra-smooth grinding raceways, minimizing friction and energy loss. Ideal for industrial motors, power tools, automotive components, and conveyor systems. Direct factory pricing with bulk discounts—no middlemen. Global logistics support ensures fast delivery for wholesale buyers. Stock available in multiple variants (6300-6307 series) for seamless replacement across machinery platforms.