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 5905-01-625-4947
NSN 6685-00-892-5669
NSN 4140-01-406-6093
NSN 5855-00-610-4052
NSN 6145-00-615-2019
NSN 5999-01-130-8108
NSN 5835-01-105-6545
NSN 5895-01-528-4122
NSN 2925-01-123-2235
NSN 6220-01-360-5170
NSN 5920-00-072-1492
NSN 6130-01-388-2766