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 5855-01-623-5575
NSN 5855-01-449-8685
NSN 6110-01-203-9479
NSN 5965-01-032-9146
NSN 6105-00-941-2931
NSN 5910-01-236-1461
NSN 5975-01-266-6315
NSN 5945-00-187-7764
NSN 6620-01-250-1692
NSN 4140-00-597-5260
NSN 6240-01-063-9825
NSN 5935-01-384-3583