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 6150-01-296-1150
NSN 5835-01-100-3265
NSN 4140-01-015-9283
NSN 5945-00-872-1357
NSN 5965-01-111-6031
NSN 5930-00-314-3838
NSN 5855-01-152-8782
NSN 2925-01-554-5246
NSN 6240-01-134-2419
NSN 6685-00-491-1101
NSN 6685-00-555-4198
NSN 5855-01-634-0259