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 5905-00-881-0899
NSN 6610-01-122-0064
NSN 5985-00-406-1141
NSN 6220-01-301-1349
NSN 5960-00-614-3998
NSN 5998-01-181-1375
NSN 5920-01-356-4122
NSN 5920-01-314-1429
NSN 6130-01-411-6089
NSN 6220-00-724-0400
NSN 5990-00-756-6059
NSN 6620-01-256-4307