Replacement Flywheel Nut for Stihl models 009, 010, 011, 012, 015, 020, 024, 026, 028, 031, 032, 038, 041, 041FB, 041G, 048, 050, 051, 075, 076, MS240, MS260, MS380. (M8 x 1mm)
Replaces OEM: 9210 261 1140