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 5855-01-031-4729
NSN 6110-01-294-4071
NSN 6320-01-407-4411
NSN 6110-01-238-5772
NSN 6130-01-354-7865
NSN 5998-01-129-9757
NSN 5945-00-918-5376
NSN 2925-00-740-7029
NSN 5895-00-983-6580
NSN 5895-01-307-6748
NSN 6130-00-846-3010
NSN 5960-00-584-4553