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 6320-01-578-6006
NSN 5905-01-129-1569
NSN 6610-00-726-0247
NSN 5998-01-652-4038
NSN 6645-00-155-2398
NSN 6650-01-165-2175
NSN 6610-01-278-9387
NSN 6240-01-272-8759
NSN 5915-01-463-6933
NSN 5905-01-603-5261
NSN 5965-01-433-9864
NSN 6150-00-269-5017