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 7035-01-562-0704
NSN 6150-01-553-5399
NSN 5915-01-179-8587
NSN 6145-01-054-3874
NSN 5910-01-439-7289
NSN 5990-00-658-3953
NSN 5945-00-453-4859
NSN 5920-00-398-0766
NSN 5930-00-687-1848
NSN 5920-01-498-9294
NSN 6685-01-596-1480
NSN 5950-01-572-3223