An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 5996-00-786-5193
NSN 5915-01-413-1633
NSN 5905-00-491-4749
NSN 6645-01-370-5264
NSN 5855-00-149-0766
NSN 6240-00-760-0374
NSN 5920-00-689-1533
NSN 5960-01-119-1288
NSN 5855-00-925-7887
NSN 6135-00-866-2311
NSN 5910-01-239-4278
NSN 5920-01-380-3196