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 6110-01-545-9682
NSN 5915-01-579-3650
NSN 5999-01-435-9532
NSN 6135-00-906-0984
NSN 4140-01-281-4058
NSN 4140-01-528-2531
NSN 5950-00-001-4382
NSN 6110-01-094-7870
NSN 5975-01-162-6221
NSN 5930-01-198-5394
NSN 6220-01-327-2810
NSN 4140-01-326-8535