1.438 in. Screw size
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
Classification: Spring washers and other lock washers, iron or steel
NSN 6105-00-075-2487
NSN 5925-01-641-9901
NSN 6105-01-421-8897
NSN 4140-00-913-9374
NSN 5935-01-339-3538
NSN 5920-01-622-3482
NSN 5950-01-645-6032
NSN 5999-01-647-1563
NSN 6150-01-188-8232
NSN 4140-01-416-2798
NSN 6320-01-141-3791
NSN 6610-00-558-0480