KC-135 crew chiefs operate during isochronal inspection

Staff Sgt. Brandon Thompson, 22nd Maintenance Squadron KC-135 Stratotanker crew chief, removes screws from a KC-135 upper outward aileron lockout panel during an isochronal inspection Dec. 2, 2020, at McConnell Air Force Base, Kansas. Isochronal inspections, taking place every two years, allow maintainers to thoroughly examine the internal and external segments of an aircraft for corrosion, cracks or chips. (U.S. photo by Senior Airman Alan Ricker)

Staff Sgt. Brandon Thompson, 22nd Maintenance Squadron KC-135 Stratotanker crew chief, removes screws from a KC-135 push rod panel during an isochronal inspection Dec. 2, 2020, at McConnell Air Force Base, Kansas. These inspections ensure the tanker is able to continue to supply military aircraft with fuel during aerial refueling operations across the globe. (U.S. Air Force photo by Senior Airman Alan Ricker)

Staff Sgt. Brandon Thompson, 22nd Maintenance Squadron KC-135 Stratotanker crew chief, removes screws from a KC-135 upper outward aileron lockout panel during an isochronal inspection Dec. 2, 2020, at McConnell Air Force Base, Kansas. During the examination, Airmen expose internal elements by de-paneling the aircraft, which allows them to thoroughly investigate the tanker. The isochronal inspection can take up to 3 weeks to complete. (U.S. Air Force photo by Senior Airman Alan Ricker)