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 5895-00-003-1558
NSN 5990-01-344-3708
NSN 5999-01-442-7804
NSN 5998-00-804-9956
NSN 2925-01-100-3694
NSN 5910-01-498-1778
NSN 5960-01-589-6846
NSN 6650-01-558-8652
NSN 6135-01-113-1507
NSN 6620-01-566-3456
NSN 6135-01-300-8455
NSN 6320-01-150-5378