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 5985-01-411-8658
NSN 5965-01-082-3757
NSN 5965-00-246-5612
NSN 5950-01-336-4732
NSN 5998-00-752-1162
NSN 5975-01-455-7384
NSN 6620-01-327-4028
NSN 7035-01-617-8406
NSN 6240-00-753-7586
NSN 5965-01-415-2898
NSN 5930-01-313-1550
NSN 5895-00-356-0179