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 6240-01-132-1634
NSN 4140-01-432-1447
NSN 5950-01-030-3040
NSN 5996-01-630-7340
NSN 5910-01-455-7684
NSN 6650-01-216-0525
NSN 6645-01-077-4934
NSN 5915-01-156-4226
NSN 6110-01-659-3622
NSN 6135-01-580-5726
NSN 5915-01-569-1406
NSN 5910-01-201-5280