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 7035-01-432-1163
NSN 5925-00-411-0843
NSN 6150-00-467-5808
NSN 5915-01-087-6686
NSN 5895-01-074-3139
NSN 5910-01-505-8690
NSN 5945-01-093-0539
NSN 5915-01-461-3089
NSN 5935-00-188-8945
NSN 5855-01-527-9966
NSN 6145-00-257-6820
NSN 5905-01-056-1463