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 6620-01-468-0362
NSN 4140-01-587-5770
NSN 5960-01-481-3722
NSN 5925-00-100-5760
NSN 5925-01-375-9766
NSN 5910-01-012-1831
NSN 6240-01-067-6457
NSN 6240-00-984-4518
NSN 5895-01-232-4897
NSN 5930-01-193-0477
NSN 5998-00-905-7385
NSN 2925-01-470-5534