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 5935-00-221-3720
NSN 5998-00-411-8576
NSN 5835-01-468-0579
NSN 5915-01-467-9048
NSN 5996-01-530-0823
NSN 6610-00-186-9180
NSN 5910-01-565-6411
NSN 6150-01-603-5983
NSN 6220-01-408-5103
NSN 5990-01-582-1977
NSN 5925-01-599-9561
NSN 5855-01-051-4143