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 5920-00-949-7321
NSN 5998-00-740-7515
NSN 6130-00-873-4468
NSN 5960-01-456-1735
NSN 6150-01-188-5048
NSN 2925-00-816-8765
NSN 5985-01-641-7664
NSN 5895-01-634-0630
NSN 6135-01-432-1334
NSN 5855-01-199-2046
NSN 6320-01-521-1764
NSN 5855-00-451-6155