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: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6145-01-643-5536
NSN 5935-00-866-3253
NSN 5905-01-045-5288
NSN 7035-01-250-4268
NSN 6610-01-193-2169
NSN 6105-01-325-7632
NSN 2925-01-106-8871
NSN 6645-00-892-1605
NSN 5975-00-740-8367
NSN 5996-01-041-4946
NSN 5975-01-462-5846
NSN 5945-01-367-6469