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 5996-01-122-3768
NSN 6685-01-309-6240
NSN 5999-01-238-9128
NSN 5835-00-813-1724
NSN 5960-01-340-3072
NSN 5998-01-107-6550
NSN 7035-00-763-6180
NSN 5999-00-144-7698
NSN 6240-01-304-6355
NSN 5905-01-254-5191
NSN 5915-01-558-3923
NSN 5960-01-461-9284