... Plastic coated, etc.Small order are acceptedAdvantage:Most representative bearing of the rolling bearingsSuitable for high speed even extremely ... sizes and designs. Precision RateP0,P6,P5,P4.p2cageStamped steel cage or solid brass cage Shield/closureOpen ball bearing, Z, ZZ, ... loading as well as axial loadingFeature*low noise,high precision,long usage life *less coefficient frication*high processing ...