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 6645-00-733-9341
NSN 5895-01-474-5661
NSN 5999-01-433-4997
NSN 5835-00-453-1969
NSN 6105-01-112-0742
NSN 5990-00-932-3070
NSN 5998-00-451-1440
NSN 6240-01-012-3976
NSN 4140-01-645-9982
NSN 6105-00-183-9019
NSN 6105-01-263-8425
NSN 5975-00-932-0295