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 6110-01-466-1453
NSN 5998-00-580-2837
NSN 6150-01-408-6209
NSN 6320-01-111-8851
NSN 5930-01-647-8641
NSN 6130-01-348-1595
NSN 5855-00-879-5849
NSN 6135-00-557-0174
NSN 5965-00-052-7596
NSN 6130-01-286-6557
NSN 5998-01-297-6844
NSN 5975-00-189-0857