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 5990-01-210-9788
NSN 6150-00-559-4709
NSN 7035-01-355-7284
NSN 5835-00-880-6477
NSN 2925-01-464-6127
NSN 6610-01-219-8656
NSN 5965-01-064-4403
NSN 6610-01-084-8224
NSN 5985-01-611-6220
NSN 5999-01-583-2084
NSN 5990-01-185-2722
NSN 6110-01-646-0840