OS Engine Domed Spinner Nut 5-16 UNF, With Bar for Tightening and Loosening.

O.S.

OS Engine Domed Spinner Nut 5-16 UNF, With Bar for Tightening and Loosening.\n\nMachined alloy safety nuts that aresuitable for models of all sizes wherea spinner can't be used.\n\nSpecificationType:\n60FP, 61SF, 61RF, 61FX, 65LA, 91FXThread:\nUNF5/16-24\nWill also fit most other makes of engine that use a 5/16\"" shaftinc, SC, ASP, Magnum, Irvine etc.