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 6320-00-224-3538
NSN 6105-01-113-7039
NSN 6320-00-456-2092
NSN 6240-01-342-7435
NSN 7035-01-129-7834
NSN 6150-01-007-4275
NSN 6110-01-108-1245
NSN 5895-00-707-6663
NSN 6645-01-473-1371
NSN 5930-01-174-5112
NSN 5855-00-466-2309
NSN 6130-01-270-3946