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 5960-00-160-2183
NSN 5996-00-237-3340
NSN 5930-00-829-2593
NSN 6130-00-073-2994
NSN 6150-01-057-2107
NSN 7035-01-474-9537
NSN 2925-00-909-2596
NSN 6610-01-151-1540
NSN 6620-00-692-9668
NSN 5835-01-509-8992
NSN 5998-01-451-5892
NSN 6130-01-446-2041