This is a quality non genuine M8 nut to hold the sprocket cover on and fits the following models 009, 010, 011, 012, 017, 018, 021, 023, 024, 025, 026, 028, 029, 030, 031, 032, 034, 036, 038, 041, 042, 044, 046, 048, 064, 066, E20, E220, MS170, MS171, MS180, MS181, MS200, MS200T, MS210, MS211, MS230, MS240, MS250, MS260, MS270, MS271, MS290, MS291, MS310, MS311, MS340, MS341, MS360, MS361, MS362, MS381, MS390, MS391, MS440, MS441, MS460, MS640, MS650, MS660 & MSE200C
Similar to Stihl Part No: 0000 955 0801
MS Part No: 75124
