A nut having wings designed for manual turning without driver or wrench.
NSN 5930-01-112-0157
NSN 6240-01-348-8975
NSN 5835-00-443-1079
NSN 6320-00-194-4252
NSN 2925-01-424-0235
NSN 6145-00-977-6160
NSN 5905-00-170-1869
NSN 6610-00-417-4299
NSN 5999-00-907-5677
NSN 5999-00-596-8745
NSN 6105-00-038-7518
NSN 5835-00-440-9066