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 5905-01-411-9581
NSN 6150-00-565-5992
NSN 5935-01-144-8242
NSN 6645-01-229-9769
NSN 6110-00-387-3911
NSN 7035-00-803-3056
NSN 6650-01-384-5270
NSN 6220-01-227-1917
NSN 5996-00-518-0460
NSN 2925-01-487-0886
NSN 6610-01-627-0642
NSN 5960-01-391-1308