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 5910-01-657-9795
NSN 5990-01-395-4194
NSN 5985-00-232-8105
NSN 5945-01-421-5754
NSN 5990-01-416-0362
NSN 5996-01-100-3731
NSN 5920-01-044-4877
NSN 5915-01-348-7721
NSN 5996-00-265-6573
NSN 6130-00-890-3841
NSN 5950-01-483-1075
NSN 6145-00-452-4501