... ,ZZ,RS 5.samples for free,OEM/ODM Custom made ball bearingMaterial: chrome steel, Stainless steel, Ceramic(ZrO2, Si3N4 ... P4.p2cageStamped steel cage or solid brass cage Shield/closureOpen ball bearing, Z, ZZ, RS, 2RS, 2RZTolerance CodeABEC-1 ... C3 C4 C5Applicationprecision instruments,low noiseelectric motors,automobiles,motorcycles,common machineries,etc.Functionmainly supports radial loading as well as ...