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 5920-01-556-9164
NSN 6610-01-193-2169
NSN 6610-00-105-7270
NSN 5996-01-239-3928
NSN 6685-00-184-3894
NSN 6220-01-025-6140
NSN 5925-01-551-1265
NSN 5985-00-318-2060
NSN 6130-01-044-7373
NSN 5935-01-613-7344
NSN 5965-01-109-2917
NSN 5950-01-396-6956