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 5985-01-271-1757
NSN 6685-01-567-9746
NSN 6650-00-536-5564
NSN 5905-01-505-3860
NSN 5920-01-411-5512
NSN 5965-01-188-6463
NSN 6685-01-264-4967
NSN 7035-00-481-5182
NSN 5925-01-028-6504
NSN 5920-00-422-0757
NSN 5990-01-573-1634
NSN 5950-00-890-0654