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 5975-01-592-4019
NSN 5990-01-431-6749
NSN 6110-00-205-1778
NSN 5960-01-239-4314
NSN 5895-00-078-9281
NSN 5945-01-184-5159
NSN 5935-01-514-8465
NSN 5999-01-328-8692
NSN 6685-01-096-2555
NSN 6240-01-205-0005
NSN 6645-01-031-6402
NSN 5950-01-411-6227