... .low libration 4.long service life deep groove ball bearing miniature bearing We can provide competitive price with good quality and ... )Shield/Closure:Plain(Open),Z,ZZ,RS,2RS,UG.5)Vibration and Noisy level: Z1,Z2,Z3,ZV1,ZV2.ZV3.Z1V1 ... , P4;5. Clearance Grsde: C2, C0, C3, C4, C5;6. Vibration Grade: Z1V1, Z2V2, Z3V3.Benefits:1. Wide Array of Applications ...