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 5950-00-412-3988
NSN 5895-01-315-1880
NSN 5990-00-801-4375
NSN 6150-01-431-7624
NSN 5905-01-133-6617
NSN 6110-00-316-5450
NSN 6110-01-091-9703
NSN 5985-01-278-0284
NSN 5910-01-170-8267
NSN 6320-01-412-2973
NSN 5905-01-618-9926
NSN 5998-00-112-1499