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 5855-00-631-4565
NSN 4140-01-563-8881
NSN 5855-00-089-3974
NSN 4140-01-644-7085
NSN 5925-01-415-6551
NSN 6645-00-805-0066
NSN 6650-01-129-6087
NSN 5965-00-768-4366
NSN 6110-00-004-8883
NSN 5960-00-944-9325
NSN 5905-01-225-2579
NSN 5985-01-204-9040