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 5960-01-313-0681
NSN 4140-01-268-1351
NSN 6320-00-908-6841
NSN 5985-01-258-9200
NSN 6145-01-408-3659
NSN 2925-01-345-9439
NSN 6135-00-269-5843
NSN 6130-00-564-7427
NSN 6150-00-079-9538
NSN 6130-01-341-6446
NSN 6220-01-524-3440
NSN 6610-01-425-1523