McKissick® API 8C Standard API 8c Oilfield Sheaves
- Roll-Forged sheaves are available in sizes up to 78" in diameter.
- Applications should provide for tightening separator plates against bearing cones to adjust and insure proper function of bearing.
- Each sheave in the table below has a machined bore sized to accept the respective bearing number shown.
- The sheaves are provided from the factory plain bore (the bearings are not included).