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 5910-01-175-2803
NSN 5960-00-188-8648
NSN 5920-00-134-0395
NSN 5960-00-054-1987
NSN 6110-01-654-9018
NSN 6150-01-514-3960
NSN 6220-01-433-9843
NSN 5895-00-178-0375
NSN 6135-01-164-3561
NSN 5910-01-627-4222
NSN 5835-01-068-4214
NSN 5930-01-629-9140