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 6150-00-578-7816
NSN 5985-01-371-2188
NSN 6105-01-430-3492
NSN 5905-01-412-1601
NSN 5990-00-497-9234
NSN 5930-00-058-1588
NSN 6110-01-368-5501
NSN 5960-01-227-5245
NSN 5930-01-179-7178
NSN 5945-01-478-7081
NSN 5960-00-111-4305
NSN 6105-00-516-2151