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 5915-00-006-3205
NSN 5935-01-011-0008
NSN 5935-01-364-6445
NSN 5996-01-607-7035
NSN 5999-00-171-8858
NSN 6320-01-399-1633
NSN 5990-01-124-9063
NSN 5960-00-477-5331
NSN 6145-01-435-0941
NSN 6105-01-477-5508
NSN 5975-01-186-0114
NSN 5905-00-577-0969