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 5985-01-291-4278
NSN 5930-00-582-1730
NSN 5990-01-154-7296
NSN 6150-01-266-7880
NSN 6110-00-800-2336
NSN 6610-01-562-0846
NSN 5925-01-631-3147
NSN 5930-01-183-5455
NSN 6645-01-132-1862
NSN 5999-01-500-9483
NSN 6145-00-722-5932
NSN 5920-00-215-0076