Cage 3s597 does not sell to the government
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.)
NSN 5925-00-018-6646
NSN 6650-01-592-5713
NSN 6150-01-591-7834
NSN 6130-01-278-0771
NSN 6220-00-882-6021
NSN 5835-01-281-7281
NSN 5915-01-085-8119
NSN 6135-01-010-0891
NSN 5895-01-257-1029
NSN 5990-01-271-1628
NSN 4140-00-116-1022
NSN 5950-01-496-8879