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 5905-00-150-8601
NSN 6610-01-391-5092
NSN 6645-01-144-6415
NSN 5998-00-177-0796
NSN 6610-01-100-3662
NSN 5835-00-770-2843
NSN 6135-01-324-4692
NSN 5895-01-250-2422
NSN 7035-01-022-5763
NSN 6130-01-455-1993
NSN 5985-00-871-2777
NSN 4140-01-130-7858