1 7/16 in x 12 un jam hex nut
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 6685-01-649-7316
NSN 5965-01-598-6114
NSN 5930-01-258-5878
NSN 5985-01-322-9168
NSN 5895-01-168-9752
NSN 6130-01-168-9768
NSN 6130-01-517-0583
NSN 6150-00-652-7794
NSN 5975-01-050-8114
NSN 6145-00-526-3056
NSN 5935-00-001-6660
NSN 6150-01-229-7638