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 6645-01-076-4655
NSN 5960-00-436-6269
NSN 5996-01-035-2042
NSN 5950-00-639-9675
NSN 5910-00-139-2265
NSN 2925-01-399-2765
NSN 6220-00-419-0635
NSN 6685-01-353-6635
NSN 5920-00-615-3915
NSN 6620-01-003-2905
NSN 5920-01-424-8094
NSN 5965-01-388-1379