National Precision Bearings stocks and services the complete line of Koyo bearing and specializes in Koyo needle bearings, Koyo cylindrical track roller and yoke roller bearings, as well as standard ball bearings.

NPB's expertise in needle bearings extends to the respected Koyo needle bearing product offer. Needle roller bearings have a small cross-sectional height therefore contribute to keeping the ?As such, they are used across a broad scope, including cars, motorcycles, electric machinery, machine tools, aerospace devices, office equipment and other industrial machinery.KOYO Bearing extend the working life of wheels, pulleys, and other KOYO st4190 Bearing rotating parts by reducing friction and enabling parts to move smoothly. Also called slewing rings or slewing bearings, they are installed between two surfaces to keep parts aligned and support axial and radial loads.