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 4140-01-029-7065
NSN 7035-00-135-4758
NSN 5935-00-764-7046
NSN 6110-00-150-7844
NSN 6240-01-329-8095
NSN 6240-01-365-4529
NSN 5965-00-760-5404
NSN 6145-01-203-7624
NSN 5999-01-339-3217
NSN 5915-01-149-6907
NSN 5855-01-129-4080
NSN 2925-01-578-7731