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 5950-01-554-6180
NSN 5985-00-763-8025
NSN 5920-01-660-5749
NSN 6650-00-930-8825
NSN 7035-01-198-1512
NSN 5960-01-092-1234
NSN 5990-01-272-4091
NSN 5990-01-159-5988
NSN 2925-01-364-7926
NSN 7035-01-425-8063
NSN 6135-01-113-1507
NSN 6320-00-164-4087