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 6645-01-432-1068
NSN 6220-00-581-3858
NSN 5925-01-159-6614
NSN 5935-01-282-3825
NSN 2925-00-950-2516
NSN 5905-01-025-2021
NSN 5945-01-608-5803
NSN 5835-01-256-3166
NSN 6610-01-406-6696
NSN 5905-01-590-3796
NSN 6105-00-752-2414
NSN 5996-01-391-8033