The crankshaft half-casing, fan side Stihl (code 1147-020-2601) is an original spare part for Stihl MS 500i chainsaws. Includes Socket, Stub, 15x37.7x11 Groove Ball Bearing, Stop Pad, 15x22x4 Radial Sealing Ring, IS-M5x27 Hollow Head Screw, Bushing, Tank Cap, 25x3.5 O-Ring. MN