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 6130-00-059-4642
NSN 6150-01-142-8072
NSN 5920-01-223-6214
NSN 6220-01-474-2537
NSN 5985-01-118-0693
NSN 5835-01-652-4959
NSN 5935-01-365-9012
NSN 6645-00-099-6913
NSN 6220-01-172-5300
NSN 6645-00-143-1567
NSN 5920-01-145-5362
NSN 5975-01-425-0276