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 5895-01-426-8942
NSN 5999-00-518-0462
NSN 5895-00-009-9152
NSN 5910-01-265-3082
NSN 5945-01-233-4814
NSN 5990-00-518-3195
NSN 6145-01-350-3532
NSN 6130-00-429-7544
NSN 5835-01-592-2350
NSN 6610-01-429-7267
NSN 5965-01-514-7231
NSN 6685-01-467-8789