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 5835-01-632-6627
NSN 6130-01-310-2906
NSN 4140-01-391-1974
NSN 6150-01-428-3692
NSN 7035-01-390-1132
NSN 5965-00-261-8086
NSN 5905-01-504-9765
NSN 5895-00-466-3100
NSN 6320-01-550-3420
NSN 5998-00-436-2852
NSN 6220-01-360-9659
NSN 7035-01-143-3573