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 5975-00-660-5962
NSN 6610-01-412-9313
NSN 5935-01-400-5949
NSN 5950-00-538-8752
NSN 5998-00-264-4514
NSN 5999-01-634-0576
NSN 6685-01-105-8999
NSN 5915-00-271-2321
NSN 6320-01-056-1164
NSN 5915-01-205-7498
NSN 5990-00-689-5736
NSN 5915-01-565-6913