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 5960-01-491-9916
NSN 5920-01-422-1445
NSN 5920-01-437-5173
NSN 5999-01-620-7411
NSN 5990-00-138-9504
NSN 6620-01-225-4996
NSN 6220-00-622-3572
NSN 2925-01-415-2140
NSN 6240-01-216-4060
NSN 6220-01-218-3330
NSN 5935-01-632-9663
NSN 5998-00-825-2691