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 5990-00-916-1419
NSN 6650-01-654-4927
NSN 6650-01-227-6032
NSN 5910-01-410-8658
NSN 5950-01-095-3396
NSN 5975-00-102-9364
NSN 5965-00-134-0883
NSN 2925-00-343-3235
NSN 5985-01-234-1884
NSN 5985-00-019-8534
NSN 5960-01-416-6187
NSN 5998-00-158-3192