Matchcode explanation

Art.-Nr.=80103493 (xxxxx493=surface specification) - Co=Comby nut - M4=Metric thread size 4mm - C=Contact washer - Across flats=7mm x Nut thickness=3,2mm x Washer diameter=10mm x Washer thickness=0,8mm - -8=Class 8 Specials: V=all metal locking feature