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 5965-00-823-8623
NSN 5960-01-543-0235
NSN 4140-01-355-0045
NSN 6320-00-731-6134
NSN 6650-01-228-5094
NSN 6150-01-458-1182
NSN 6685-01-359-3845
NSN 6110-00-795-3706
NSN 5910-01-528-6226
NSN 6620-00-829-1860
NSN 6150-01-602-2797
NSN 5920-01-652-5663