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 6110-01-231-9890
NSN 5910-01-383-5896
NSN 5975-01-195-8702
NSN 5960-01-217-4526
NSN 5835-00-707-6266
NSN 6320-01-244-9268
NSN 6135-01-252-0315
NSN 5998-01-661-3553
NSN 5960-01-312-1262
NSN 6145-01-473-1573
NSN 6610-01-537-9362
NSN 5930-01-373-3709