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 6650-00-276-9838
NSN 6145-01-391-9705
NSN 5950-01-488-4891
NSN 6240-01-383-3785
NSN 6150-01-602-8824
NSN 6105-01-025-1018
NSN 5930-01-069-3849
NSN 2925-00-986-8393
NSN 6650-01-234-4378
NSN 5950-01-199-5342
NSN 5895-00-935-6168
NSN 5935-01-585-3228