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 6610-00-290-0758
NSN 5996-01-051-6472
NSN 5945-01-128-7197
NSN 5925-01-655-7398
NSN 5835-01-345-2117
NSN 2925-01-649-7543
NSN 5950-00-146-4152
NSN 6645-01-147-2089
NSN 5925-01-411-6028
NSN 5985-00-901-7897
NSN 6650-01-500-0555
NSN 5960-01-377-1907