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 5950-00-894-1913
NSN 5996-01-112-0154
NSN 6685-01-397-4138
NSN 5996-01-050-6910
NSN 6645-01-481-4418
NSN 6145-01-306-7039
NSN 5985-01-444-4054
NSN 5960-00-246-4623
NSN 4140-00-108-5688
NSN 5905-01-013-9558
NSN 6620-01-252-1240
NSN 5965-01-243-5494