A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 5935-01-376-5551
NSN 6645-01-135-7919
NSN 5935-00-828-0130
NSN 5905-00-201-3077
NSN 5925-01-385-4605
NSN 6145-01-566-5399
NSN 5925-01-487-6830
NSN 5998-01-061-1334
NSN 5920-00-025-7895
NSN 5985-01-660-8244
NSN 5915-01-013-8995
NSN 6320-01-462-2295