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 5960-00-965-5577
NSN 5985-00-239-2146
NSN 6130-01-296-3977
NSN 5930-01-057-5037
NSN 5935-00-503-6270
NSN 5965-00-529-0602
NSN 5925-01-356-6161
NSN 5855-01-117-7207
NSN 5975-00-760-6340
NSN 5835-00-034-4976
NSN 5996-01-076-6548
NSN 4140-01-594-1691