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 6220-00-452-5308
NSN 5915-01-584-2404
NSN 6620-00-923-8470
NSN 2925-00-536-4574
NSN 5960-00-140-9583
NSN 5935-01-511-2132
NSN 4140-01-019-0555
NSN 5855-01-306-5655
NSN 5960-01-487-6436
NSN 5945-00-368-2279
NSN 5930-01-640-9046
NSN 5950-00-981-3326