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 6110-01-559-2092
NSN 6150-00-249-5653
NSN 5965-01-603-0118
NSN 5930-01-187-7470
NSN 6320-01-449-1014
NSN 6645-00-720-3953
NSN 5930-01-136-1302
NSN 2925-01-030-6580
NSN 5998-01-188-0279
NSN 5990-00-658-3953
NSN 5915-01-571-0503
NSN 6685-00-180-0349