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 5935-00-951-1467
NSN 5965-00-163-4184
NSN 5930-01-123-1193
NSN 6650-01-555-8819
NSN 5915-01-597-0005
NSN 5975-01-178-0938
NSN 5990-01-094-7740
NSN 6650-00-369-1906
NSN 6130-00-081-2186
NSN 6130-01-314-5274
NSN 6145-01-544-2990
NSN 5920-01-412-0629