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 5855-01-563-6724
NSN 5996-01-184-9442
NSN 5990-00-140-1159
NSN 6620-01-408-4464
NSN 6145-00-240-9795
NSN 6610-01-408-0056
NSN 6685-01-377-4716
NSN 6135-00-168-9352
NSN 6645-01-418-8035
NSN 5998-01-462-2311
NSN 5910-01-091-3194
NSN 5999-01-089-8017