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 5915-00-191-1478
NSN 5998-00-921-7044
NSN 5975-00-719-6236
NSN 5945-00-867-5743
NSN 6685-01-471-0458
NSN 6130-01-271-7537
NSN 5975-01-309-4678
NSN 5996-00-411-7119
NSN 6135-00-321-6707
NSN 5965-00-478-3442
NSN 5998-01-215-3320
NSN 5998-00-246-4422