A nut having wings designed for manual turning without driver or wrench with an integral feature incorporated for locking on the threads of a mating member.
NSN 5960-01-577-0628
NSN 6610-01-446-7635
NSN 5996-01-534-9995
NSN 5930-01-592-4182
NSN 5975-01-498-3259
NSN 5990-01-468-1292
NSN 6130-00-805-3352
NSN 5925-00-843-0315
NSN 5835-01-344-2857
NSN 6610-00-025-1878
NSN 6105-01-095-0518
NSN 5920-01-206-3977