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 5999-00-754-9850
NSN 6645-00-256-4072
NSN 5895-01-603-0506
NSN 5998-01-315-8075
NSN 6135-01-115-2867
NSN 6220-01-025-1373
NSN 5945-01-223-6334
NSN 6320-01-072-2073
NSN 5945-01-111-4515
NSN 6610-01-412-0058
NSN 5999-00-230-5083
NSN 6105-01-600-1884