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 6620-01-205-0320
NSN 6685-00-642-0533
NSN 5999-01-500-4008
NSN 6610-00-456-2364
NSN 5975-01-535-6604
NSN 6240-00-585-8138
NSN 6240-00-733-2984
NSN 5945-01-348-2127
NSN 6650-00-318-6033
NSN 5975-01-231-9080
NSN 5998-00-301-1305
NSN 6220-00-925-2233