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 5905-01-304-6728
NSN 5910-01-351-1449
NSN 5920-00-755-6265
NSN 5935-01-243-5630
NSN 6150-01-524-2546
NSN 6620-00-199-8734
NSN 7035-00-803-3056
NSN 6645-00-077-1805
NSN 5895-01-099-8220
NSN 6610-01-065-1073
NSN 6110-01-328-6777
NSN 5905-00-175-8295