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 6610-00-224-8833
NSN 5965-01-261-6073
NSN 5985-00-764-2555
NSN 6650-01-518-8295
NSN 5945-01-417-3059
NSN 6650-00-959-6869
NSN 5930-01-582-9812
NSN 6150-00-915-8448
NSN 6320-00-483-0451
NSN 6645-01-660-1446
NSN 6110-01-253-3278
NSN 5996-01-190-5160