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 5910-01-515-3233
NSN 6320-01-176-8367
NSN 5975-01-222-0594
NSN 6135-01-190-2628
NSN 5950-00-915-6514
NSN 5945-00-245-0984
NSN 6105-01-384-3169
NSN 6145-01-497-8822
NSN 5920-01-447-8794
NSN 6685-00-476-9644
NSN 5910-01-104-5531
NSN 2925-01-642-3255