The 133d Air Refueling Squadron is a vital unit within the United States Air Force. This squadron specializes in aerial refueling operations, enabling continuous flight for other aircraft by providing them mid-air fuel via a boom or drogue system. The squadron's primary platform is the KC-135R Stratotanker, a versatile military jet designed expressly for refueling and strategic transport missions. The 133d Air Refueling Squadron operates under the Oklahoma Air National Guard, with its home base at Tinker Air Force Base in Oklahoma City, Oklahoma.