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 6240-00-723-3378
NSN 2925-01-376-9236
NSN 6135-00-777-5562
NSN 5925-01-204-4719
NSN 5930-01-321-2954
NSN 5960-01-043-8414
NSN 5935-00-197-4602
NSN 5855-01-040-3882
NSN 5935-01-222-3662
NSN 4140-01-020-6026
NSN 5998-00-670-0369
NSN 5855-00-281-3843