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 5960-00-111-8456
NSN 5905-00-239-9961
NSN 5895-01-017-1391
NSN 5960-01-051-9405
NSN 5895-01-593-3948
NSN 5835-01-583-0453
NSN 5990-01-240-1100
NSN 5835-00-419-6576
NSN 6320-00-925-0558
NSN 5998-00-007-1977
NSN 6220-00-448-9600
NSN 6110-01-588-6211