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 5950-00-950-4178
NSN 6130-01-568-8840
NSN 6220-01-012-0803
NSN 5960-01-502-6270
NSN 5965-01-311-5846
NSN 6220-00-954-0442
NSN 6610-01-322-4331
NSN 5925-01-369-2816
NSN 6105-00-628-1659
NSN 6650-00-935-4247
NSN 6240-01-377-5503
NSN 6105-01-039-1542