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 4140-00-828-7113
NSN 5935-01-503-2371
NSN 6685-01-477-3890
NSN 5960-00-879-2487
NSN 5905-01-070-5286
NSN 5996-01-218-5678
NSN 6685-01-587-2942
NSN 6220-01-584-6947
NSN 5965-00-224-8798
NSN 6620-00-466-2314
NSN 7035-01-560-0573
NSN 6110-00-893-9802