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 6145-01-555-8131
NSN 6320-01-511-1526
NSN 5975-00-248-5247
NSN 5925-00-923-4268
NSN 7035-00-104-7613
NSN 5990-00-590-4196
NSN 5855-01-329-6087
NSN 6105-00-405-5023
NSN 6645-00-168-0781
NSN 6130-00-596-9565
NSN 6620-00-618-5682
NSN 6620-01-114-9549