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 5975-00-627-2509
NSN 5965-01-236-4076
NSN 6610-01-606-2144
NSN 5895-01-130-8284
NSN 6110-01-507-3450
NSN 5998-00-838-0515
NSN 5835-00-695-9543
NSN 5920-01-029-5887
NSN 5960-01-223-9466
NSN 5999-01-415-3897
NSN 5855-01-366-2429
NSN 5950-00-528-4423