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 6135-00-161-0746
NSN 6135-01-467-5100
NSN 4140-01-490-3752
NSN 5915-01-139-5441
NSN 6685-01-252-8887
NSN 6105-01-568-7564
NSN 5905-01-545-8180
NSN 6145-01-117-0756
NSN 5975-01-619-3009
NSN 6320-01-527-0211
NSN 5950-00-679-9539
NSN 6135-01-504-4309