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 5990-00-908-4252
NSN 6320-01-547-2743
NSN 5920-01-610-3494
NSN 5895-01-485-6954
NSN 5950-00-172-3379
NSN 6240-00-910-3297
NSN 6150-00-721-3945
NSN 5996-00-916-9235
NSN 6610-01-573-1106
NSN 6130-01-468-5455
NSN 7035-00-153-3826
NSN 4140-01-514-8490