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 5925-00-578-0479
NSN 2925-01-464-3093
NSN 6685-00-935-6961
NSN 5965-00-400-6228
NSN 5960-01-604-1158
NSN 6105-01-146-1391
NSN 5960-01-586-5235
NSN 6645-01-310-7348
NSN 5996-01-134-9679
NSN 5915-01-145-3070
NSN 6220-01-359-7820
NSN 5985-00-189-0599