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 6685-01-047-6695
NSN 5960-00-822-2571
NSN 5975-00-795-9368
NSN 6650-01-221-4393
NSN 5950-01-384-1714
NSN 6650-01-334-9410
NSN 5998-01-607-6507
NSN 5905-00-858-3352
NSN 6685-01-098-3986
NSN 5950-00-214-6018
NSN 5895-00-824-1082
NSN 6150-00-129-9082