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 6145-00-399-5201
NSN 6135-01-226-4071
NSN 6610-01-633-8931
NSN 5905-00-853-2479
NSN 5985-01-286-5545
NSN 5999-01-444-0561
NSN 5965-01-058-1414
NSN 5905-01-140-0574
NSN 5905-01-246-3828
NSN 5999-01-483-8696
NSN 5915-01-169-8179
NSN 5990-00-318-3990