A nut having wings designed for manual turning without driver or wrench.
NSN 5905-00-461-3074
NSN 5895-01-599-8897
NSN 5835-01-035-9345
NSN 6685-01-107-3334
NSN 6610-01-429-7267
NSN 6320-01-103-6218
NSN 6135-00-539-8088
NSN 5960-01-609-6565
NSN 2925-00-969-8340
NSN 5910-00-632-7657
NSN 5996-00-345-8025
NSN 6145-01-054-3874