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 5950-01-431-6884
NSN 5920-01-385-8648
NSN 6610-00-767-7686
NSN 6110-01-159-0055
NSN 5945-01-099-4512
NSN 6645-01-422-9672
NSN 5855-01-286-9928
NSN 6645-00-085-7603
NSN 2925-00-602-0869
NSN 5990-01-514-8030
NSN 7035-01-145-5059
NSN 5999-00-390-5598