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 6320-01-418-2611
NSN 4140-01-132-6612
NSN 6130-00-422-4760
NSN 5930-01-306-2914
NSN 5855-00-610-4052
NSN 6320-01-177-3192
NSN 5950-01-346-6075
NSN 5996-01-260-2993
NSN 5996-00-186-8709
NSN 5915-01-222-7504
NSN 6145-00-170-5274
NSN 5985-01-139-6145