Premium Cylindrical Roller Bearings for Heavy-Duty Performance
High-precision NJ308/NJ309/NJ310/NJ311 bearings engineered for maximum load capacity and durability. Made from chrome steel (GCr15) with ultra-smooth grinding, ensuring minimal friction and extended service life. Optimized rib design prevents roller misalignment, ideal for industrial gearboxes, conveyor systems, and construction machinery. Hardened cages (steel or brass) withstand high-speed rotations and shock loads. Direct factory pricing – wholesale quantities available. Globally certified (ISO 9001) with strict tolerance control (ABEC-1). Stocked for fast bulk shipping. Upgrade your equipment with reliability.