A nut, flat on top and bottom, having 4 flat sides. 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: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 6645-01-579-6304
NSN 6130-01-191-0305
NSN 5835-01-580-0446
NSN 5835-01-295-2431
NSN 6150-01-513-0692
NSN 5925-01-451-5700
NSN 5960-01-211-8344
NSN 5985-01-354-6715
NSN 6105-01-206-9128
NSN 6645-01-364-2211
NSN 5945-01-273-5352
NSN 6610-00-960-5711