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 5996-01-123-9038
NSN 6110-00-297-5768
NSN 5915-01-372-5381
NSN 6320-01-362-9518
NSN 6145-00-360-7760
NSN 6145-01-462-5714
NSN 6110-00-490-9635
NSN 5915-00-291-3736
NSN 6135-00-100-8890
NSN 5905-01-370-4813
NSN 5998-00-292-9515
NSN 5998-00-043-2185