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 5975-01-560-1145
NSN 5930-01-634-0659
NSN 5915-01-230-3530
NSN 5945-01-343-3209
NSN 5920-01-091-8966
NSN 6320-00-521-9350
NSN 5915-01-618-1048
NSN 6610-01-042-3074
NSN 5855-01-077-6264
NSN 6620-00-290-6505
NSN 5998-01-014-6731
NSN 6685-00-076-4596