2011 or 2024 aluminum temper or brass with nickel plate
A nut, round in shape, having all or part of its outer surface knurled. It may have provisions for external wrenching. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, round. (when height or thickness, and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).
NSN 5965-01-140-5555
NSN 5950-00-674-6115
NSN 6150-01-524-0029
NSN 5965-01-470-8807
NSN 5990-01-544-4360
NSN 5996-01-420-7585
NSN 6105-01-634-0322
NSN 5996-00-611-1263
NSN 5915-00-553-8755
NSN 6610-01-330-1895
NSN 7035-00-495-2137
NSN 6610-00-639-3615