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 5920-00-605-4741
NSN 5920-01-370-5521
NSN 5960-01-275-7552
NSN 5935-00-584-4584
NSN 6320-01-207-9038
NSN 5985-01-317-3143
NSN 5985-00-279-9914
NSN 5895-01-088-6772
NSN 6150-00-840-9424
NSN 6650-01-419-7567
NSN 6620-01-436-3502
NSN 5950-00-984-4094