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 7035-01-411-6062
NSN 6620-00-583-2687
NSN 6650-01-177-0632
NSN 5920-01-365-3981
NSN 5945-01-369-2733
NSN 5835-00-484-1529
NSN 5920-00-253-0291
NSN 6130-01-607-6305
NSN 4140-01-298-1073
NSN 5835-01-559-3824
NSN 6685-00-259-3013
NSN 5920-00-880-6581