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 6320-01-519-0916
NSN 2925-01-071-9291
NSN 5925-01-500-1352
NSN 6220-01-061-3615
NSN 6685-01-513-6928
NSN 5910-01-168-3283
NSN 5935-00-119-8755
NSN 5925-01-622-3506
NSN 5945-01-248-6161
NSN 6145-01-473-0300
NSN 5999-01-485-3562
NSN 5910-00-957-1291