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 6645-01-629-6343
NSN 5935-00-835-9329
NSN 5960-01-278-2852
NSN 6150-01-610-9645
NSN 6135-01-008-4595
NSN 5905-00-886-6256
NSN 6130-01-158-2265
NSN 5975-00-866-3698
NSN 5905-00-231-9151
NSN 5930-01-412-2609
NSN 6320-01-054-3046
NSN 6610-00-553-5103