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 5965-01-580-7848
NSN 6610-00-799-8315
NSN 6240-01-574-3557
NSN 6645-01-019-8662
NSN 5985-01-108-2882
NSN 5996-01-643-9616
NSN 6105-01-339-8258
NSN 5999-00-518-1007
NSN 6240-00-256-6410
NSN 4140-01-408-7760
NSN 5945-01-601-0856
NSN 5835-01-485-0210