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 5895-01-104-5508
NSN 7035-00-008-4173
NSN 6610-00-471-9096
NSN 5999-00-266-3805
NSN 4140-01-235-6041
NSN 5910-00-003-7795
NSN 5935-01-372-6508
NSN 6645-01-367-7609
NSN 5998-01-577-5388
NSN 4140-00-100-4563
NSN 5945-01-624-3390
NSN 6150-01-289-1283