This nut has yellow zinc finish, so it has yeoow on it
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 5930-01-462-2516
NSN 5975-01-181-4459
NSN 6145-01-195-8824
NSN 7035-01-628-3485
NSN 5975-00-926-7563
NSN 6105-01-471-3763
NSN 5975-01-192-7305
NSN 5945-00-752-9942
NSN 4140-01-243-1658
NSN 5965-01-223-3307
NSN 5950-01-246-2835
NSN 5895-01-608-4784