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 6650-01-361-0723
NSN 6220-00-541-8515
NSN 5925-01-477-0253
NSN 6650-01-521-5903
NSN 5925-01-277-4851
NSN 5945-01-177-1279
NSN 5915-01-440-8250
NSN 5920-01-076-2679
NSN 5985-01-283-1285
NSN 6105-01-423-1417
NSN 6685-01-630-5459
NSN 6645-00-632-0736