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 5945-00-131-7645
NSN 6220-00-757-5115
NSN 5925-00-135-2086
NSN 5905-01-288-9136
NSN 5999-01-194-7474
NSN 6150-01-493-5550
NSN 5920-00-162-2218
NSN 5998-00-798-4534
NSN 6135-00-168-9352
NSN 5855-01-344-8688
NSN 6610-01-414-1755
NSN 5985-01-115-2089