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 6110-01-655-6364
NSN 5935-01-080-9912
NSN 6320-00-456-0836
NSN 6645-01-552-0004
NSN 6645-01-572-4475
NSN 5960-01-305-5449
NSN 4140-01-154-3188
NSN 5975-01-254-0785
NSN 6620-00-608-1480
NSN 5965-01-314-5269
NSN 5945-00-194-9714
NSN 5975-01-572-6991