A nut having wings designed for manual turning without driver or wrench.
NSN 5910-01-012-1242
NSN 5950-01-222-1686
NSN 5910-01-099-1525
NSN 6130-01-237-5992
NSN 6150-00-842-0873
NSN 5990-01-581-5103
NSN 5999-01-342-6650
NSN 5895-00-533-6428
NSN 5998-00-733-0015
NSN 7035-01-406-5232
NSN 5965-01-049-8307
NSN 5905-01-215-1896