Castor backplane and bearing parts

1, the assembly: consists of the legs, shaft and nut. Do not include the wheel, wheel bearings and bushings. Is set on the outside of the wheel and axle shaft sleeve, steel manufacturing non rotational parts for wheel bearing fixed the wheel in the bracket. 2, floor installation: to install the horizontal position of the flat. 3, clamped assembly: consists of fixed bracket, nut and axles. Do not include the wheel, wheel bearing, shaft sleeve. 4, central rivet: rivets or bolts for fixed rotating device. Can adjust screw down the bolt type rivet caused by rotation wear loose. Center of rivet is part of the backplane. 5, there are a few different lamp type steering bearings, such as: single bearing: only a layer of steel ball in large orbit; Double bearing: in two different orbit, double ball; Ordinary bearing: the stamping forming of bead disc retainer on the ball. Precise bearing: the standard of industrial bearings. / news_74。