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 6645-01-522-7447
NSN 6150-01-507-2364
NSN 5855-01-052-0353
NSN 5990-01-449-7090
NSN 6220-00-589-4524
NSN 5998-00-132-6837
NSN 6145-01-429-3108
NSN 6645-00-003-5945
NSN 6145-00-369-3880
NSN 2925-01-440-9912
NSN 5910-00-753-2850
NSN 5945-00-209-9784