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 5855-01-630-5790
NSN 6610-01-100-8128
NSN 6150-00-276-7483
NSN 6110-01-092-6299
NSN 6135-01-336-3115
NSN 6220-01-451-7083
NSN 5950-01-360-4126
NSN 5996-01-576-9852
NSN 5960-00-171-9575
NSN 6110-01-412-8549
NSN 5990-01-182-5913
NSN 5930-01-057-0506