A nut having wings designed for manual turning without driver or wrench.
NSN 5925-01-634-0664
NSN 6135-01-196-7399
NSN 5999-01-194-0005
NSN 5945-01-010-2856
NSN 5855-00-185-1560
NSN 6130-01-503-3408
NSN 6145-00-764-4338
NSN 6145-00-354-6706
NSN 5999-01-451-4520
NSN 5996-00-494-6920
NSN 6650-00-331-2232
NSN 5910-00-227-0848