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 5945-01-410-7757
NSN 5915-01-005-3047
NSN 4140-01-432-6434
NSN 5985-00-617-9043
NSN 5915-00-365-9951
NSN 7035-00-079-7189
NSN 7035-01-585-7007
NSN 6240-01-485-6728
NSN 5925-00-313-6049
NSN 5960-01-328-8248
NSN 6135-01-119-0720
NSN 5975-00-989-7416