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 5985-01-537-7058
NSN 5990-00-983-1813
NSN 6150-01-122-1631
NSN 5965-00-104-3121
NSN 5910-01-442-7789
NSN 6610-00-161-0568
NSN 5985-01-095-8020
NSN 6110-00-804-1085
NSN 5975-00-339-0326
NSN 5920-01-462-0055
NSN 5935-01-487-4124
NSN 5905-01-451-4205