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 6135-01-355-8917
NSN 5960-01-225-9147
NSN 5905-01-443-7777
NSN 5925-01-461-8378
NSN 6220-00-025-7743
NSN 5945-01-509-4207
NSN 5930-01-176-1046
NSN 5999-00-217-9976
NSN 6645-00-251-0688
NSN 6320-00-701-0437
NSN 5930-01-384-3848
NSN 5895-01-327-7731