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 6240-00-840-3647
NSN 5999-01-462-6276
NSN 5975-01-258-6239
NSN 6610-01-265-1824
NSN 5950-00-044-2429
NSN 6135-01-361-9297
NSN 6610-00-935-7131
NSN 5905-01-106-9533
NSN 5975-01-191-6206
NSN 6150-00-201-8303
NSN 5990-00-093-6794
NSN 6645-01-633-1852