A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
NSN 2925-00-373-8837
NSN 6610-01-448-2335
NSN 5835-00-257-2852
NSN 5920-00-436-4878
NSN 5920-00-959-9548
NSN 6240-00-151-5382
NSN 6620-01-072-6549
NSN 7035-01-433-8021
NSN 5945-00-218-0012
NSN 5965-01-261-9508
NSN 5855-00-791-5000
NSN 6135-01-566-1034