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 6685-01-144-4384
NSN 5855-01-512-1926
NSN 5835-01-593-7579
NSN 6650-00-925-1274
NSN 5999-01-545-6487
NSN 6220-00-625-8554
NSN 5945-01-528-1097
NSN 6135-01-511-1975
NSN 5915-01-094-7847
NSN 5965-01-046-9619
NSN 6130-00-141-8317
NSN 6110-00-669-6726