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 5905-01-578-9704
NSN 6130-00-480-7923
NSN 6620-01-370-6829
NSN 6685-01-141-2833
NSN 6105-00-923-8094
NSN 7035-00-679-9027
NSN 6135-00-702-2772
NSN 5920-01-216-6128
NSN 6610-01-446-5975
NSN 2925-00-816-8765
NSN 5920-00-491-9163
NSN 6620-01-109-2764