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 2925-01-411-8002
NSN 6145-00-245-3961
NSN 4140-01-409-1764
NSN 5895-01-500-2086
NSN 6220-00-190-6410
NSN 7035-01-660-6750
NSN 6105-00-840-5522
NSN 6645-01-055-5465
NSN 6110-01-326-6607
NSN 6320-01-585-8468
NSN 2925-00-400-5634
NSN 5920-01-169-4560