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 5920-01-285-3420
NSN 5920-01-572-8712
NSN 6150-00-171-9272
NSN 6150-01-059-1206
NSN 5996-01-096-5522
NSN 5960-00-840-8976
NSN 6105-01-222-0800
NSN 6620-01-168-0016
NSN 5965-00-578-8931
NSN 5855-01-504-9801
NSN 5855-01-540-4797
NSN 5935-00-813-7536