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 6685-01-441-0228
NSN 6645-00-244-0359
NSN 6240-01-549-1743
NSN 6240-01-064-8890
NSN 5915-01-382-0517
NSN 6650-01-050-8680
NSN 6110-01-455-4861
NSN 6135-01-389-7518
NSN 5950-00-073-5189
NSN 5895-01-036-9333
NSN 5905-01-390-5694
NSN 6150-00-222-5302