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 6645-00-909-2143
NSN 5915-01-280-5463
NSN 6610-01-524-9315
NSN 5975-01-231-9669
NSN 6110-01-328-8292
NSN 5835-00-683-4612
NSN 6145-01-370-1242
NSN 5950-00-762-8617
NSN 5910-01-194-9206
NSN 5925-01-290-8814
NSN 6150-00-806-4302
NSN 6145-01-505-4272