... contact, so the load is small. The ball with minimal frictional resistance rotation, which can obtain high- ... the precision. Linear bearing is used in conjunction with the quenching straight-line drive shaft. For an ... ABEC-3 (P6),ABEC-5(P5)6) Vibration and Noise level : V2, V1, Z1, Z2 7) Internal clearance codes: ... 20 A-LS LBCF20A-LS High quality Competitive price all series original NSK linear bearing