one way needle bearing:1,ABEC-3,5;Z2V2,Z3V3 2,High ... ,RS 4,Noise level:Z1,Z2 5,C2,C0,C3... one way needle bearing,Lily bearing is a specialized manufacturer of needle ... roller bearings full complement, F, MF Drawn cup needle roller clutch, HF, HFL Needle roller and cage assemblies, K, K...ZW ...