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 5930-01-170-5280
NSN 5935-01-170-1581
NSN 6220-01-474-8523
NSN 6135-01-066-6904
NSN 6220-01-619-7140
NSN 5935-00-082-0996
NSN 5920-01-558-4552
NSN 6150-00-688-9758
NSN 4140-01-424-0359
NSN 6650-01-517-7867
NSN 6150-01-388-1513
NSN 5930-01-103-4228