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 6220-01-147-5320
NSN 5930-01-197-8761
NSN 5975-01-367-1859
NSN 6620-01-319-3858
NSN 5920-01-657-7938
NSN 5835-00-553-3575
NSN 6610-00-144-7036
NSN 6650-01-498-2633
NSN 5930-00-868-8602
NSN 6685-00-933-4122
NSN 5996-01-455-7666
NSN 5910-01-093-3491