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 6105-00-350-8546
NSN 5998-00-302-5283
NSN 5990-00-551-1315
NSN 5999-01-386-5834
NSN 7035-01-132-7209
NSN 5985-00-723-9506
NSN 6320-01-631-7828
NSN 5930-01-237-2483
NSN 4140-00-247-4773
NSN 5915-01-287-8188
NSN 6220-00-980-0052
NSN 5975-01-556-6719