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 5990-01-084-0807
NSN 5915-01-567-7175
NSN 6130-01-390-7031
NSN 5950-01-596-1269
NSN 5996-00-016-1528
NSN 6610-01-598-6052
NSN 6145-01-474-5230
NSN 6145-01-414-2195
NSN 6610-01-550-0628
NSN 5915-01-415-6307
NSN 5910-01-576-7023
NSN 5905-01-093-1275