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 5935-01-362-8680
NSN 6110-00-932-5257
NSN 5990-00-898-2675
NSN 6620-00-905-6590
NSN 5930-00-277-4704
NSN 6645-01-323-1956
NSN 5999-01-141-5477
NSN 6105-01-136-1472
NSN 5950-00-248-5361
NSN 5835-01-584-8538
NSN 6135-01-108-6057
NSN 5975-01-466-0613