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 5965-00-605-8239
NSN 6150-00-204-6258
NSN 5996-01-601-9310
NSN 5999-01-387-8831
NSN 5915-01-485-5547
NSN 2925-01-381-5307
NSN 5905-01-620-8172
NSN 5915-01-251-3500
NSN 6620-01-147-0441
NSN 5935-01-332-1144
NSN 5855-01-277-1663
NSN 2925-01-288-0971