Blue Angels "Fat Albert" C-130T Hercules over Lake Washington at the Seattle Seafair 2011.
The C-130R and C-130T are US Navy and USMC models, both equipped with underwing external fuel tanks. The USN C-130T is similar, but has additional avionics improvements. In both models, aircraft are equipped with Allison T56-A-16 engines. The USMC versions are designated KC-130R or KC-130T when equipped with underwing refueling pods and pylons and are fully night vision system compatible.