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 5965-00-990-8669
NSN 5920-00-075-9904
NSN 5895-00-563-7952
NSN 6135-00-221-4720
NSN 5950-00-833-9024
NSN 5990-01-089-2652
NSN 5985-01-197-0548
NSN 2925-00-371-2285
NSN 2925-00-982-0409
NSN 6150-00-411-7160
NSN 5935-00-189-6332
NSN 6110-01-297-9563