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 5950-00-202-1066
NSN 5990-01-224-8052
NSN 6220-00-351-4556
NSN 5950-00-652-3198
NSN 5905-01-501-7971
NSN 5960-00-396-0960
NSN 6105-01-483-1122
NSN 6145-00-512-6675
NSN 6685-00-398-0341
NSN 6105-00-462-9723
NSN 5996-01-102-3072
NSN 5930-01-153-9374