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 5975-01-146-4796
NSN 5985-01-558-1030
NSN 6105-00-493-7680
NSN 5999-01-456-6581
NSN 2925-01-572-8203
NSN 6220-01-597-2074
NSN 2925-01-357-9021
NSN 5999-01-356-9419
NSN 6645-00-382-8994
NSN 6145-01-282-8255
NSN 4140-01-101-1165
NSN 6130-00-058-9581