pulley-auto parts, machine parts 1.Certificate: ISO/TS: 16949:2009 ... A, B, C, Z, wrapped V-belts, raw-edge V-belts, cogged V-belts V-belt pulley Specifications 1 ... ) European standard A) V-belt pulleys for taper bushings SPZ, SPA, SPB, SPC; Up ... bushings 3V, 5V, 8V D) Sheaves for 3L, 4L or A, and 5L or B belts AK, AKH, 2AK, 2AKH ... bars are also available. pulley-auto parts, machine parts