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 6150-00-205-6775
NSN 6650-01-495-0995
NSN 5960-01-595-6515
NSN 6645-01-106-4303
NSN 2925-01-589-9136
NSN 5920-01-061-4608
NSN 5905-01-249-4733
NSN 5910-01-104-8412
NSN 6110-01-184-5560
NSN 6320-00-139-1090
NSN 6645-01-633-1852
NSN 6320-01-270-1419