... , AKH, 2AK, 2AKH, BK, BKH, 2BK, 2BKH, 3BK e) Adjustable sheaves: poly V-pulley, multi-pitch H, L, J, K and ... v-belt pulleys d) Flat belt pulleys2) American standard: a) Sheaves for taper bushes: 3V, 5V, 8V b) Taper bushed ... split taper bushes: 3V, 5V, 8V e) Split taper bushed sheaves: 3V-1, 3V-2, 3V-3, 3V-4, 3V-5 ... -8, 8V-10,8V-12, 8V-14, 8V-16 f) Sheaves for 3L, 4L or A, and 5L or B belts ...