A nut having wings designed for manual turning without driver or wrench.
NSN 6145-01-510-9570
NSN 5930-01-461-7818
NSN 5835-01-027-1828
NSN 6220-00-927-0543
NSN 5985-00-097-6317
NSN 5915-00-914-7587
NSN 6240-01-026-1376
NSN 5915-01-133-5911
NSN 5985-01-632-0354
NSN 5930-00-944-9861
NSN 4140-01-506-3431
NSN 5996-01-349-7059