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 5990-01-173-7238
NSN 5990-01-341-5735
NSN 6130-01-260-7166
NSN 5905-01-004-9255
NSN 5910-01-293-2395
NSN 5990-00-576-0386
NSN 6610-01-136-0104
NSN 7035-01-176-7523
NSN 6220-01-104-5604
NSN 5985-01-227-0210
NSN 6240-01-249-7259
NSN 5975-00-072-6075