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 6650-00-283-0978
NSN 5996-01-607-1043
NSN 6685-00-103-2854
NSN 6240-01-338-6045
NSN 6130-01-481-0278
NSN 5965-01-501-2390
NSN 5965-01-158-4187
NSN 5999-00-100-5761
NSN 6320-01-422-1212
NSN 6135-01-168-2944
NSN 5998-01-150-3457
NSN 5925-01-461-8378