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 5999-01-440-2414
NSN 5999-01-060-1459
NSN 6150-01-318-8781
NSN 5910-00-402-2296
NSN 6650-00-527-7087
NSN 5999-01-235-6880
NSN 6150-01-386-4167
NSN 5920-00-149-0013
NSN 5950-01-150-5505
NSN 5975-01-514-0635
NSN 5925-00-768-5822
NSN 5915-00-287-5062