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: Nuts of iron or steel
NSN 5905-00-580-3068
NSN 5930-01-141-3624
NSN 7035-01-194-9482
NSN 5975-00-034-1303
NSN 5905-01-543-6732
NSN 6240-01-346-5550
NSN 6240-01-447-8088
NSN 2925-01-308-9809
NSN 6610-01-549-8006
NSN 5925-00-090-7403
NSN 5945-01-658-2561
NSN 6105-01-601-3704