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 6610-01-523-2100
NSN 5910-01-026-7585
NSN 5920-01-418-1821
NSN 5930-00-288-0516
NSN 5999-00-754-5188
NSN 6610-01-617-3357
NSN 5999-01-146-9675
NSN 5935-01-557-2639
NSN 6320-01-158-2177
NSN 5985-01-415-1510
NSN 6110-00-823-2365
NSN 5965-01-348-8761