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 6685-01-259-8527
NSN 6650-00-862-2142
NSN 5930-01-426-8601
NSN 5965-01-194-3453
NSN 6145-01-494-7030
NSN 5910-00-173-2819
NSN 6135-00-851-8575
NSN 5925-00-399-1120
NSN 6620-01-227-7219
NSN 6620-00-137-0332
NSN 5996-01-337-5172
NSN 7035-01-426-4133