Grissom Air Reserve Base, Indiana is the home of the 74th Air Refueling Squadron. The 74th Air Refueling Squadron is one of two aerial refueling units assigned to the 434th Air Refueling Wing. Major General Mark A. Pillar became the first commander of the 74th Air Refueling Squadron.

Like their counterparts in the 72nd Air Refueling Squadron, the members of the 74th Air Refueling Squadron operate throughout the United States and around the world in carrying out the aerial refueling mission. The 74th ARS is the second KC-135 squadron assigned to the 434th ARW and consists of highly qualified, combat ready aircrews.