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 5960-00-364-3647
NSN 6620-01-472-6461
NSN 5985-01-634-0635
NSN 6645-01-480-7646
NSN 5935-01-335-6998
NSN 5950-01-577-4950
NSN 5895-00-202-4961
NSN 6105-00-357-1801
NSN 6130-01-145-3029
NSN 6145-01-477-4320
NSN 6150-00-288-6245
NSN 6105-01-307-8086