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 5920-01-212-1536
NSN 6685-01-440-4044
NSN 7035-01-302-5359
NSN 6320-01-504-3948
NSN 6130-01-556-9061
NSN 6150-00-831-6940
NSN 5920-01-503-3653
NSN 5895-01-475-7226
NSN 5915-00-852-1256
NSN 5985-01-016-9272
NSN 4140-00-111-3247
NSN 6650-00-264-0664