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.
Classification: Nuts of iron or steel
NSN 5999-01-130-0117
NSN 5925-00-946-9423
NSN 5998-00-925-4640
NSN 5998-01-331-8526
NSN 6650-00-518-5194
NSN 5935-01-564-1190
NSN 5998-00-141-0399
NSN 5975-00-087-2726
NSN 5998-01-485-3695
NSN 6135-01-359-4293
NSN 5835-01-261-9878
NSN 6145-00-153-2818