Description Computer made/mounted on Velcro 3.5 inch-90mm 121st AIRCRAFT MAINTENANCE SQUADRON (AMC) The 121st Aircraft Maintenance Squadron assigned to 121st Maintenance Group, 21st Air Refueling Wing stationed at Rickenbacker ANGB, OH, is responsible for inspection and repair aircraft system components on KC-135 aircraft, including avionics, hydraulics and electro-environmental systems, field inspect/repair fuel systems, perform local fabrication and manufacturing, and perform painting and corrosion control of aircraft parts.
