NSK 6407-ZZ Deep groove ball bearing 1, Good quality, reasonable price 2, Large stock, prompt ... large size range and various structure.Features : Shield / closure: open ball bearing, Z, ZZ, RS, 2RS,2RZBall bearings snap ring: N, NRTolerance ... C3, C2Applications : Typical applications: electric mo Features : Shield / closure: open ball bearing, Z, ZZ, RS, 2RS,2RZBall bearings snap ring: N, NRTolerance ...