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 6130-01-144-5252
NSN 6135-01-430-3119
NSN 6220-01-536-9468
NSN 5999-01-511-4642
NSN 5930-01-543-6486
NSN 2925-01-285-6773
NSN 4140-01-145-6524
NSN 6685-01-273-2853
NSN 5945-00-940-0857
NSN 5905-01-139-5094
NSN 6220-01-106-3215
NSN 6320-01-354-6204