A nut having wings designed for manual turning without driver or wrench.
NSN 6620-01-091-9697
NSN 6110-01-045-2035
NSN 5998-01-374-8636
NSN 6685-01-352-4072
NSN 5998-01-557-2740
NSN 6650-00-299-9681
NSN 5985-01-417-5423
NSN 5985-00-583-2362
NSN 5835-00-351-9459
NSN 5999-00-108-6399
NSN 6135-00-990-1822
NSN 5960-01-418-2641