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 5990-01-134-2859
NSN 5965-00-698-0433
NSN 6320-01-418-2611
NSN 5945-01-441-9801
NSN 5965-01-330-9152
NSN 5965-00-527-8818
NSN 6220-00-819-9325
NSN 5945-01-553-6989
NSN 5975-00-541-8531
NSN 5935-00-604-0590
NSN 5998-01-089-1960
NSN 5999-00-776-6084