Ningbo Asian Bearing Co.,Ltd is a private enterprise that mainly manufactures precision bearing in Ningbo. It possesses bearing brands both ASBL and NMOS. The major products of Ningbo Asian Bearing Co.,Ltd are miniature and small-size precise deep groove ball bearing with an inner diameter ranging from 3mm to 50mm. It can also provide customized bearing. The products are widely used in automobile, office automation, household appliance, electric tool, precision motor, and special type instrument, dental drill medical apparatus and sewing instruments, aerospace and war industry area. Precision bearing and ordinary bearing should be distinguished from the following points:1. The size deviation (inner diameter, outer diameter, ellipse, etc.) of products with high accuracy level is s... 1Requirements of precision bearing for matching partsBecause the precision of precision bearing itself is less than 1 μ m, it is required that the matching parts (shaft, bearing seat, end cover, retai...