Matchcode explanation

Art.-Nr.=80101201 (xxxxx201=Surface specification) - Co=Comby nut - M4=Metric thread size 4mm - U=Flat washer - Across flats=7mm x Nut thickness=3,2mm x Washer diameter=9mm x Washer thickness=0,8mm - -8=Class 8 Specials: Co Fl=Comby flange nut, V=All metal locking feature, N=Nylock ring, P=Profiled washer, D=Sealing washer, LK=Paint-scraping grooves, K=Cone, PF=Gripping thread coating, So=Special washer, /f=fixed, non-turnable washer, -A2=Stainless steel A2