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 6610-01-384-1587
NSN 5975-01-437-3118
NSN 5999-01-128-3927
NSN 6685-00-223-9042
NSN 5910-00-629-8345
NSN 5915-00-278-5561
NSN 6685-01-051-8586
NSN 6145-01-044-8800
NSN 5990-01-471-7858
NSN 5999-00-938-9426
NSN 5895-01-239-6234
NSN 6685-01-285-4537