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: Nuts of iron or steel
NSN 6685-01-317-3659
NSN 5985-00-761-6693
NSN 6135-00-919-1117
NSN 7035-01-544-1897
NSN 5965-01-568-5399
NSN 5950-01-313-6039
NSN 5925-01-202-8352
NSN 6220-01-465-3292
NSN 6240-01-631-0767
NSN 6110-01-479-2784
NSN 6620-01-341-5164
NSN 5920-01-619-6525