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 6145-01-634-0388
NSN 5965-01-655-5965
NSN 6685-01-644-5041
NSN 5990-01-443-2931
NSN 5998-01-186-5145
NSN 5930-01-442-1653
NSN 5960-01-573-6483
NSN 7035-01-173-1513
NSN 6320-01-320-3305
NSN 5930-01-144-8024
NSN 4140-01-165-4561
NSN 5925-01-170-4150