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 5935-01-546-5611
NSN 4140-00-908-2763
NSN 5920-00-779-0827
NSN 4140-01-077-7555
NSN 6650-00-224-3223
NSN 5915-01-007-1725
NSN 6685-01-039-0068
NSN 5999-01-552-3274
NSN 5996-01-430-0449
NSN 5999-01-383-6821
NSN 5999-01-359-3976
NSN 6110-01-414-8518