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 5950-01-389-5798
NSN 6135-01-309-8414
NSN 7035-00-205-1932
NSN 5965-01-618-7320
NSN 5950-00-806-4223
NSN 6240-01-592-4068
NSN 5950-01-410-2751
NSN 6145-01-232-3963
NSN 6610-01-160-6585
NSN 6240-01-546-3885
NSN 6145-00-348-4320
NSN 5905-01-193-6249