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 6150-01-559-0066
NSN 6130-01-578-9003
NSN 6110-01-317-4830
NSN 5998-01-192-7950
NSN 5855-01-408-3154
NSN 2925-01-530-6727
NSN 5960-01-541-9884
NSN 6110-01-218-8193
NSN 5945-00-474-8958
NSN 5996-01-159-7858
NSN 5925-01-407-4105
NSN 4140-01-425-1725