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: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 5930-01-044-5547
NSN 5935-01-633-9356
NSN 5999-00-533-6264
NSN 5960-00-297-7099
NSN 5950-00-021-9268
NSN 5960-01-535-1743
NSN 5945-01-320-2501
NSN 6145-01-338-2895
NSN 2925-00-432-3410
NSN 5855-00-228-8446
NSN 5960-00-827-1201
NSN 6320-01-353-9753