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 5985-00-577-0876
NSN 6610-00-256-8006
NSN 5945-01-211-6085
NSN 6320-00-483-0451
NSN 5950-00-510-9943
NSN 5895-01-078-7323
NSN 6135-00-913-2062
NSN 6610-01-037-4392
NSN 5960-00-246-4623
NSN 5990-00-202-5127
NSN 5905-01-620-3226
NSN 5905-01-102-8163