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 6685-00-661-2347
NSN 6150-00-479-9512
NSN 5998-00-527-8273
NSN 5985-01-133-6719
NSN 6685-01-219-7559
NSN 5960-00-338-3577
NSN 6130-00-625-8208
NSN 6110-01-475-4739
NSN 5965-01-530-9910
NSN 4140-01-332-6904
NSN 6645-01-416-8429
NSN 6610-01-174-9075