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 5910-01-400-5947
NSN 6620-01-316-2248
NSN 5998-01-592-2396
NSN 6610-01-558-7571
NSN 6145-00-148-5748
NSN 6135-00-168-9352
NSN 5950-00-419-7653
NSN 6320-01-322-4950
NSN 5945-00-879-7853
NSN 5920-01-561-6078
NSN 4140-01-436-6811
NSN 6145-00-155-3474