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 5950-01-208-2032
NSN 5915-01-618-1048
NSN 2925-01-267-1598
NSN 6645-00-527-7258
NSN 5965-01-122-7477
NSN 5915-01-165-5332
NSN 6610-01-641-7834
NSN 5855-01-162-5251
NSN 6645-00-930-3566
NSN 5920-00-548-5437
NSN 4140-00-150-2406
NSN 6620-01-521-9710