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 5855-01-545-0566
NSN 6645-00-658-7838
NSN 6130-01-415-2870
NSN 5965-00-111-2073
NSN 6650-01-457-0980
NSN 6135-01-438-9450
NSN 6620-00-716-0001
NSN 5910-00-679-4033
NSN 5855-01-144-4837
NSN 5975-01-120-7047
NSN 6105-01-550-2249
NSN 6110-01-202-2981