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 6650-00-453-9195
NSN 5855-00-494-9581
NSN 6110-01-162-6267
NSN 7035-01-359-7460
NSN 6135-01-383-1910
NSN 6650-00-762-0267
NSN 6135-01-148-8531
NSN 5835-01-057-5827
NSN 6610-01-271-1205
NSN 6610-01-227-7221
NSN 6685-01-378-8377
NSN 5930-00-862-1084