KOYO Bearings manufacturing capabilities range from super large bearings with outer diameters of seven meters to miniature bearings with inner diameters as small as one millimeter. Utilizing new materials and the latest in manufacturing technology,  as a technological leader in the world bearing industry.

Koyo general purpose ball and roller bearings like Deep grove ball bearings;Angular contact ball bearings;Cylindrical roller bearings;Tapered roller bearings;Spherical roller bearings;Needle roller bearings.National Precision Bearings stocks and services the complete line of Koyo bearings and specializes in Koyo needle bearings, Koyo cylindrical track roller and yoke roller bearings, as well as standard ball bearings.

KOYO Bearings have a small cross-sectional height therefore contribute to keeping the overall machine lightweight and compact. As such, they are used across a broad scope, including cars, motorcycles, electric machinery, machine tools, aerospace devices, office equipment and other industrial machinery.