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 5965-01-534-7152
NSN 5910-01-393-7274
NSN 6320-01-429-9871
NSN 5960-01-212-4227
NSN 6620-01-575-6002
NSN 5930-01-047-2317
NSN 5960-01-226-0342
NSN 4140-01-021-3639
NSN 5945-00-639-8052
NSN 5910-00-196-5137
NSN 6620-01-548-9993
NSN 5998-01-144-0968