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 5895-01-548-5755
NSN 6240-00-081-6889
NSN 6240-01-558-8379
NSN 5910-01-542-3735
NSN 5910-01-533-4073
NSN 5930-01-132-6580
NSN 7035-01-535-6945
NSN 5950-00-327-0405
NSN 6145-01-406-5051
NSN 5990-01-414-7618
NSN 5990-00-252-1702
NSN 6220-01-413-4164