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 6240-00-858-0389
NSN 6620-01-198-4468
NSN 6240-01-195-1750
NSN 6105-01-063-7704
NSN 5965-00-221-5789
NSN 5910-01-568-6862
NSN 5855-01-211-2437
NSN 4140-00-210-0552
NSN 7035-01-577-0003
NSN 6685-01-604-0263
NSN 5998-01-089-9725
NSN 5945-01-250-2050