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 5960-01-599-9821
NSN 6145-01-437-6777
NSN 6645-01-620-3483
NSN 5998-00-935-8355
NSN 6145-01-439-9548
NSN 5945-01-320-1660
NSN 4140-01-519-9343
NSN 5965-01-008-8712
NSN 6130-00-684-6773
NSN 2925-00-419-5868
NSN 6645-00-183-8812
NSN 5965-01-252-8701