The 513th Air Control Group is an Air Reserve unit of the United States Air Force. It is assigned to the Tenth Air Force, Air Force Reserve Command, and is stationed at Tinker Air Force Base, Oklahoma.The 513th is an associate unit of the 552d Air Control Wing, Air Combat Command and if mobilized, the group is gained by ACC.Its World War II predecessor, the 3d Combat Cargo Group was a United States Army Air Forces combat organization.