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 6135-01-417-6539
NSN 5990-01-327-1558
NSN 5985-00-161-0619
NSN 5950-01-549-3657
NSN 5960-00-005-2424
NSN 6320-01-371-3047
NSN 5950-00-607-4447
NSN 5895-01-234-8091
NSN 5998-01-618-2981
NSN 5950-01-190-2619
NSN 5855-01-147-6024
NSN 5935-00-305-1471