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.)
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Turkey Classification: Nuts of iron or steel
NSN 5920-01-458-6410
NSN 5999-00-288-5954
NSN 5915-01-501-5895
NSN 6620-01-296-0873
NSN 6685-01-519-1712
NSN 5945-01-634-0588
NSN 6620-01-360-1571
NSN 6620-00-147-6034
NSN 5960-01-319-5632
NSN 6105-01-323-4695
NSN 6110-00-247-0211
NSN 7035-01-024-9511