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 6110-01-463-2597
NSN 5835-01-486-4191
NSN 5996-01-451-1980
NSN 5855-00-586-6255
NSN 6150-00-165-2865
NSN 5895-01-508-5966
NSN 6150-00-915-3274
NSN 5910-01-050-1176
NSN 6135-01-506-0759
NSN 6135-00-877-1659
NSN 5920-01-076-5467
NSN 4140-00-182-9158