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 6220-00-375-0473
NSN 5895-01-351-7391
NSN 5895-01-172-0440
NSN 4140-01-197-0341
NSN 4140-00-143-9084
NSN 5990-01-148-5326
NSN 5935-00-618-0209
NSN 6320-01-512-2031
NSN 5950-00-943-3997
NSN 5999-00-369-1623
NSN 5855-01-594-7809
NSN 5985-01-137-1365