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 5915-00-908-2018
NSN 2925-01-368-5773
NSN 5835-00-140-5291
NSN 5996-01-264-4881
NSN 5990-01-056-6413
NSN 6620-00-780-7786
NSN 6320-00-483-0451
NSN 5910-00-299-1069
NSN 7035-00-142-9076
NSN 6620-01-442-7951
NSN 5960-01-122-1101
NSN 5915-00-757-5372