What is the Angular Contact Ball Bearing 7000?

Angular contact ball bearing is a kind of separatable bearing. Patten QJ0000 has two-piece inner ring with 35° contact angle, pattern QJF0000 has two-piece outer ring with 35° contact angle. Under no-load or radial load only, the steel ball and the ring are 4-point contact; and under axial load only, the steel ball and the ring are 2-point contact, able to support axial load in double directions. Angular Contact Ball Bearing 7000 can also support moment load, so it has the function of both single row and double rows bearings. It can work only when 2 points contact.