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 5935-01-162-8698
NSN 5855-00-149-0766
NSN 5945-01-374-7687
NSN 6150-01-254-2764
NSN 6685-00-076-1958
NSN 5915-00-827-3969
NSN 6645-00-618-9496
NSN 5915-00-812-4135
NSN 5975-01-446-1759
NSN 5999-01-201-7353
NSN 5895-01-034-7102
NSN 6130-00-976-5937