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 6240-01-397-0704
NSN 5835-00-257-2852
NSN 6650-01-476-3329
NSN 6135-00-134-6648
NSN 5895-00-791-5661
NSN 5965-00-215-5866
NSN 5935-01-452-1848
NSN 6320-01-578-6006
NSN 5999-00-166-9771
NSN 5905-00-940-3002
NSN 6130-00-934-1627
NSN 4140-01-364-1684