... belts: SPZ, SPA, SPB, SPC; A, B, C, Z, wrapped V-belts, raw-edge V-belts, ... speed V-belt pulleys and variable speed pulleys c) Flat belt pulleys and conveyor belt pulleys2) ... b) Sheaves for QD bushings: 3V, 5V, 8V c) Sheaves for split taper bushings: 3V, 5V, 8V ... Surface finish: paint, phosphate, zinc plate5) Material: cast iron, ductile iron, nylon, aluminum6) Made according to drawings and/or ...