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 5998-00-931-0879
NSN 5925-01-165-7053
NSN 5965-00-798-3597
NSN 6105-01-608-3974
NSN 6130-00-167-1138
NSN 5975-01-151-4789
NSN 5950-01-202-8268
NSN 5835-00-630-2775
NSN 5945-01-080-6314
NSN 6130-00-576-4867
NSN 6240-00-170-5302
NSN 6685-01-476-6989