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 5950-00-387-3121
NSN 5905-00-909-5330
NSN 5998-00-013-1377
NSN 6685-00-556-5407
NSN 6320-01-519-8767
NSN 5920-00-074-4654
NSN 6145-01-083-7299
NSN 5960-01-583-4737
NSN 6240-01-465-3053
NSN 5996-00-105-0862
NSN 5998-00-585-0083
NSN 5965-00-246-5612