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 5990-01-372-1642
NSN 6685-01-344-0752
NSN 5998-00-139-1442
NSN 5905-01-340-0582
NSN 5998-01-439-8594
NSN 4140-01-282-7586
NSN 5935-01-456-2828
NSN 5905-01-534-5964
NSN 6650-01-411-3904
NSN 6220-01-512-9576
NSN 5935-01-568-2130
NSN 6650-01-653-7714