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 6130-01-382-6871
NSN 5950-00-760-5918
NSN 6650-01-150-7552
NSN 6645-01-069-3286
NSN 5920-01-318-0756
NSN 5990-01-419-0661
NSN 5998-01-245-1391
NSN 5990-01-341-4891
NSN 7035-01-029-7221
NSN 5985-01-510-9554
NSN 5950-01-620-9003
NSN 6320-01-458-1853