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 6650-01-237-4689
NSN 5930-01-328-5451
NSN 5975-00-931-2745
NSN 5910-00-221-5060
NSN 5975-00-591-0562
NSN 6145-01-322-3688
NSN 5996-00-308-6512
NSN 6620-01-643-5531
NSN 5910-01-077-1748
NSN 6320-01-425-1417
NSN 5965-01-050-8447
NSN 6135-00-505-0679