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 5998-01-004-8215
NSN 6105-00-351-8009
NSN 7035-00-631-3782
NSN 6620-01-522-5717
NSN 6645-01-575-2297
NSN 6320-00-701-0437
NSN 5835-01-297-1909
NSN 5915-01-640-6725
NSN 6130-00-334-0691
NSN 5915-01-463-3347
NSN 5990-01-318-3238
NSN 6110-01-062-2208