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 5905-01-569-6908
NSN 6240-01-432-7926
NSN 5920-01-632-4842
NSN 6610-01-589-5146
NSN 7035-01-462-5766
NSN 6145-01-452-5841
NSN 5915-00-918-1210
NSN 5915-01-247-2148
NSN 6105-01-354-5874
NSN 2925-01-101-4655
NSN 5835-00-560-6650
NSN 6650-01-170-4397