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 2925-01-014-0118
NSN 5905-00-477-9566
NSN 4140-01-147-7850
NSN 6145-01-350-8719
NSN 6645-01-374-9936
NSN 5925-00-710-6642
NSN 6620-01-091-8413
NSN 5930-00-524-2150
NSN 5910-01-100-4010
NSN 5925-01-056-7608
NSN 5965-01-140-1522
NSN 6320-01-476-7476