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 5945-01-159-7990
NSN 5945-01-499-3322
NSN 5920-00-470-2903
NSN 5975-01-584-8566
NSN 6135-00-871-3646
NSN 6105-00-265-3185
NSN 5895-01-481-5991
NSN 5965-00-173-4440
NSN 5910-00-944-9999
NSN 6220-00-933-9521
NSN 7035-01-357-3726
NSN 5985-01-573-7194