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 5935-00-485-9156
NSN 6145-01-482-9054
NSN 6150-01-474-5738
NSN 5855-00-869-3635
NSN 6240-01-618-9785
NSN 5965-00-181-0213
NSN 5965-01-502-8850
NSN 6130-00-161-2418
NSN 5960-01-224-7151
NSN 5910-01-143-0431
NSN 6105-00-492-6159
NSN 6110-01-420-8433