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 5930-01-113-6839
NSN 6620-00-730-8699
NSN 5950-01-554-1886
NSN 6145-01-653-2229
NSN 6320-01-340-4112
NSN 6150-01-634-0575
NSN 2925-00-005-1618
NSN 6650-00-650-8080
NSN 5960-00-139-3204
NSN 5985-01-392-1188
NSN 6685-01-363-9688
NSN 6645-01-151-8009