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 6220-00-147-7064
NSN 5925-00-919-8683
NSN 5945-00-890-9680
NSN 6145-01-290-1037
NSN 6130-01-595-6760
NSN 6320-00-731-6134
NSN 6135-01-625-0765
NSN 5905-01-367-6746
NSN 5935-01-540-6858
NSN 5965-01-168-8180
NSN 6620-00-934-9150
NSN 6220-00-202-8591