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 7035-00-731-8729
NSN 5930-01-556-7138
NSN 6645-01-062-0905
NSN 6650-01-365-9306
NSN 5910-00-055-9287
NSN 5985-01-073-1005
NSN 6650-01-564-3452
NSN 5999-01-401-5322
NSN 5965-00-221-5789
NSN 5975-00-821-6666
NSN 6610-01-088-5871
NSN 6650-01-085-9426