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 4140-01-534-9987
NSN 5975-01-519-3778
NSN 6135-01-180-4588
NSN 5895-01-173-7117
NSN 7035-01-364-8454
NSN 5945-01-576-8492
NSN 5930-00-177-9383
NSN 5915-01-347-2970
NSN 6110-01-414-1869
NSN 5935-01-105-8526
NSN 5945-00-174-6901
NSN 6145-00-487-9575