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 5930-00-232-3806
NSN 5920-01-514-0031
NSN 5960-01-386-2786
NSN 6145-00-150-5049
NSN 6650-01-247-3435
NSN 5996-00-860-0860
NSN 6105-00-248-5772
NSN 6105-01-362-0548
NSN 4140-00-766-2225
NSN 4140-01-230-0627
NSN 5905-01-450-0558
NSN 6145-01-062-1598