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 5950-01-482-8632
NSN 5920-01-473-2140
NSN 5985-01-014-0038
NSN 4140-00-185-2993
NSN 6240-01-497-9574
NSN 5975-00-684-8188
NSN 6685-00-130-8768
NSN 6620-01-342-0470
NSN 5895-01-462-2650
NSN 6220-01-397-2846
NSN 6650-00-115-2408
NSN 6105-01-115-3239