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 7035-01-558-4195
NSN 5905-01-441-6299
NSN 6320-01-246-4390
NSN 5999-00-133-3047
NSN 6135-00-782-6988
NSN 5920-00-236-1118
NSN 6685-01-511-4538
NSN 6610-00-656-3713
NSN 6130-01-378-7082
NSN 2925-00-831-7024
NSN 2925-01-055-7607
NSN 6150-01-631-4357