Natural Nylon 6/6 Retaining Washer - 12.8 mm | 0.504 in; 25.4 mm | 1.000 in; Thickness 5 mm | 0.197 in;

Retaining Washer that lock and seal nuts bolts in position. Allows preliminary mounting of the bolt before screwing with a nut. The tapered design retains the screw prior to assembly. It cold forms and fully enters the pitch of the screw to provide sealing.