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 6220-01-242-9901
NSN 5935-00-258-0752
NSN 5920-00-068-5139
NSN 5855-01-100-3272
NSN 5925-00-186-0765
NSN 6135-01-422-1440
NSN 6105-00-138-5360
NSN 6110-01-496-5947
NSN 6620-00-869-9307
NSN 6610-00-953-2397
NSN 5945-01-499-7228
NSN 6145-01-300-9019