... cage 4) Precision: P0, P6,p5 5) Suffixes: a) "K", ID of bearing with tapered ,the taper is 1:12 E.G ... is for K series bearnigs. E.G. 1205KH 6) Typical applications: the electrical household, electrical tools and machines 1) Bearing series: 1200 ... ,or brass cage4) Precision: P0, P6,p55) Suffixes: a) "K", ID of bearing with tapered ,the taper is 1:12 E.G ...