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 6145-00-099-8986
NSN 5999-00-515-7354
NSN 5910-01-135-5060
NSN 7035-01-107-2811
NSN 5895-01-353-7172
NSN 5965-01-494-6829
NSN 6610-01-521-0582
NSN 5945-01-220-8428
NSN 5910-00-694-8293
NSN 5945-01-529-6074
NSN 6150-00-518-4558
NSN 5915-00-822-1290