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 5996-00-600-1028
NSN 5945-00-279-6554
NSN 5965-01-474-5654
NSN 5925-00-808-9514
NSN 6610-01-283-2341
NSN 6220-01-160-7247
NSN 5895-01-283-7143
NSN 5910-00-373-8808
NSN 4140-00-311-6329
NSN 5999-00-515-2442
NSN 5905-01-313-7968
NSN 5905-00-419-0679