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 5985-00-843-5050
NSN 5990-01-564-3652
NSN 6150-01-272-8698
NSN 6145-00-838-9874
NSN 7035-01-413-6697
NSN 5895-00-949-0673
NSN 6150-01-442-4997
NSN 5895-00-948-8354
NSN 6110-01-359-0053
NSN 5950-01-464-4196
NSN 5855-00-221-9435
NSN 6320-01-294-7161