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 6240-01-552-6444
NSN 6240-01-406-5345
NSN 5930-01-542-8338
NSN 5996-01-458-1757
NSN 5985-00-274-1297
NSN 6220-01-321-3295
NSN 5915-01-135-1277
NSN 5996-01-114-0814
NSN 5965-01-549-6745
NSN 5950-01-217-1695
NSN 6650-00-401-7896
NSN 5950-00-974-5585