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 5960-01-226-7297
NSN 6220-01-567-6932
NSN 6645-01-368-9990
NSN 6135-01-350-2932
NSN 6685-01-578-7011
NSN 5975-00-125-6683
NSN 5960-01-224-7151
NSN 6150-01-521-5536
NSN 6105-01-412-6549
NSN 6240-01-655-2288
NSN 6150-01-521-2775
NSN 5990-01-548-2151