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 5999-01-471-9472
NSN 6110-00-857-4274
NSN 6105-01-044-8956
NSN 6320-01-328-6575
NSN 5925-01-220-1916
NSN 6145-01-437-0945
NSN 5998-01-614-0163
NSN 5910-01-145-5166
NSN 5895-01-206-5671
NSN 5960-01-147-8842
NSN 5835-01-506-0746
NSN 6150-00-686-8322