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 2925-01-606-3201
NSN 5895-01-126-0392
NSN 5950-01-483-2277
NSN 6130-00-509-1591
NSN 6650-01-443-4053
NSN 6150-01-570-6328
NSN 5975-00-411-6294
NSN 5996-01-254-4635
NSN 5920-00-066-2699
NSN 5965-01-437-8442
NSN 5990-00-285-1948
NSN 5998-01-427-2327