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 5990-01-561-7802
NSN 5925-00-536-0683
NSN 5930-01-521-2600
NSN 6150-01-067-8376
NSN 5935-01-532-1438
NSN 5996-01-468-3313
NSN 5965-00-486-7907
NSN 5905-01-442-7682
NSN 5965-01-599-0799
NSN 5915-00-795-7220
NSN 5910-01-649-5457
NSN 5998-01-062-0251