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 5945-01-019-8741
NSN 5835-01-056-4149
NSN 5945-01-608-6173
NSN 5895-00-418-4639
NSN 6620-01-477-0123
NSN 5930-01-655-6955
NSN 6130-01-581-5332
NSN 6130-01-218-4710
NSN 5930-00-636-8888
NSN 5950-01-087-4889
NSN 6645-00-641-3202
NSN 6110-01-653-3991