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 5895-01-189-4630
NSN 6135-00-062-5080
NSN 4140-00-163-2868
NSN 5998-00-277-7552
NSN 5960-01-580-6360
NSN 6220-00-945-2342
NSN 7035-00-731-8729
NSN 6620-00-860-9911
NSN 6105-01-442-0649
NSN 5950-01-116-6708
NSN 5975-00-075-0466
NSN 5985-01-398-1064