... series include 694 - 6912, 684 - 6812, 6700 - 670 Features: 1) Bearing type: a) Non-standard series include 694 - 6912, 684 - 6812 ... , R12, R14, R16, R155, R156, R166, R168, R186, R188, R18102) Bearing model: open, Z, ZZ, RS, 2RS3) Tolerance level: ABEC-1 ... level: Z1, V1 Z2, V2 Z3 Packing:Standard exporting packing Ball Bearings