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 5925-01-221-3400
NSN 5965-01-230-2351
NSN 5835-01-013-9321
NSN 5920-01-132-4794
NSN 6645-00-287-9192
NSN 6240-01-029-9525
NSN 6320-01-021-6633
NSN 5975-01-451-8015
NSN 4140-00-798-9144
NSN 6240-00-943-7560
NSN 6645-01-562-3960
NSN 6110-01-437-6430