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 5930-01-073-2582
NSN 6620-01-163-6125
NSN 5999-00-106-7281
NSN 6105-01-431-8998
NSN 6645-01-163-9930
NSN 6650-01-127-8002
NSN 5985-01-530-9737
NSN 5855-01-072-8885
NSN 5950-01-467-8141
NSN 6150-00-700-0910
NSN 5998-00-372-6047
NSN 5895-01-501-5901