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 6150-00-546-3261
NSN 5996-01-206-4104
NSN 5996-01-399-4475
NSN 6320-01-289-0946
NSN 5915-01-100-3729
NSN 5920-01-030-1112
NSN 5945-01-009-0500
NSN 6150-01-387-3425
NSN 6150-00-027-9279
NSN 6105-00-896-0190
NSN 5975-01-060-8967
NSN 5920-01-571-8027