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 5998-00-343-6815
NSN 5930-01-384-6135
NSN 5920-01-337-2343
NSN 6620-01-147-5615
NSN 5960-01-126-6245
NSN 5905-01-572-3053
NSN 5855-01-295-2313
NSN 5905-01-108-6034
NSN 6110-01-053-1755
NSN 5905-01-365-7426
NSN 5855-01-380-2708
NSN 5915-01-246-6278