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 5999-01-291-7771
NSN 6650-01-151-5600
NSN 6220-01-283-9519
NSN 5965-01-015-0744
NSN 7035-00-171-0804
NSN 6620-01-048-4145
NSN 5905-01-305-9631
NSN 7035-01-413-6697
NSN 5996-01-244-3450
NSN 6650-01-358-9800
NSN 5935-01-136-0748
NSN 5945-00-952-5801