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 6130-00-306-3159
NSN 6150-01-534-7912
NSN 5915-01-348-7721
NSN 5935-01-224-4661
NSN 5998-01-459-3073
NSN 5985-01-465-0804
NSN 2925-01-016-3111
NSN 5945-00-117-6444
NSN 6105-00-729-9368
NSN 5999-00-086-1356
NSN 6620-01-197-8207
NSN 6110-00-460-7179