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 6130-00-291-4877
NSN 5975-01-045-0431
NSN 5965-01-092-6344
NSN 6135-01-278-9717
NSN 5895-00-194-4875
NSN 5960-01-254-3541
NSN 5925-01-449-1246
NSN 6650-01-032-1786
NSN 5945-01-580-6831
NSN 5960-01-579-1661
NSN 6320-01-255-2096
NSN 6130-00-662-8557