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 5950-00-607-1109
NSN 6105-00-037-9338
NSN 5960-01-213-6292
NSN 6645-00-850-6486
NSN 6130-01-634-0603
NSN 5960-00-269-4762
NSN 5990-01-364-8405
NSN 5960-00-801-7431
NSN 6320-01-281-6028
NSN 5960-00-104-5955
NSN 2925-01-304-4567
NSN 6320-00-593-0379