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 6135-01-360-1620
NSN 6130-00-240-4765
NSN 5999-01-541-3681
NSN 5960-01-023-6618
NSN 6620-01-230-0197
NSN 6145-01-112-9285
NSN 5920-01-276-6208
NSN 6150-01-104-9918
NSN 7035-01-098-5474
NSN 6320-01-564-0893
NSN 5975-01-336-0305
NSN 6220-01-333-1319