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 6620-01-275-9777
NSN 5998-00-188-5349
NSN 5950-00-221-6719
NSN 5910-01-565-1142
NSN 5930-01-113-8774
NSN 5998-01-227-2764
NSN 6130-01-272-7981
NSN 5935-00-068-6318
NSN 6110-01-389-8265
NSN 5960-01-422-3269
NSN 6145-01-569-3985
NSN 5945-01-463-8973