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 5910-01-411-5366
NSN 5999-01-050-2329
NSN 6135-00-078-9931
NSN 6130-00-104-8196
NSN 5965-01-555-5306
NSN 6685-01-325-1803
NSN 6220-01-302-7183
NSN 6240-01-659-2243
NSN 5905-01-163-0378
NSN 5930-00-287-0983
NSN 6135-00-840-6451
NSN 5905-01-158-3701