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 5905-01-417-9759
NSN 6145-01-598-9912
NSN 5935-01-025-9944
NSN 5965-01-241-0553
NSN 5915-01-325-5376
NSN 5855-00-879-7245
NSN 5925-01-558-8593
NSN 6145-01-331-7272
NSN 5945-01-525-7779
NSN 5945-01-227-0976
NSN 6105-01-069-7826
NSN 5920-01-088-0707