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 6610-01-314-3659
NSN 6110-01-504-5237
NSN 5945-01-297-5913
NSN 6650-00-327-5846
NSN 5910-00-209-4441
NSN 5920-00-063-9560
NSN 6130-00-518-1884
NSN 2925-01-009-3411
NSN 5945-01-215-1190
NSN 5996-01-012-1924
NSN 5985-00-781-5397
NSN 5835-01-576-9013