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 2925-01-602-1975
NSN 5945-01-549-2192
NSN 6240-01-030-3794
NSN 2925-01-231-6312
NSN 5998-01-103-2512
NSN 5950-01-227-9682
NSN 6135-00-660-8654
NSN 5895-01-474-4618
NSN 5998-01-487-1502
NSN 6110-01-104-4777
NSN 5999-00-111-2399
NSN 6105-00-683-5459