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 6145-01-124-9062
NSN 5895-01-208-9541
NSN 6110-00-271-9928
NSN 4140-00-379-4748
NSN 5910-01-070-1117
NSN 5975-01-109-8593
NSN 6220-01-410-7555
NSN 5996-00-226-5364
NSN 5905-01-536-6665
NSN 5990-00-206-3753
NSN 6150-00-233-6356
NSN 6220-01-492-0563