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 5835-01-355-3654
NSN 7035-00-445-9657
NSN 6240-00-168-0790
NSN 5920-01-294-4589
NSN 6320-00-004-9158
NSN 5996-01-281-3234
NSN 6620-01-318-4408
NSN 5985-00-459-4375
NSN 5835-00-494-8419
NSN 5915-01-098-0744
NSN 6645-01-082-6389
NSN 6220-01-513-1161