The 86th Maintenance Operations Squadron (86th MO Sq) is a United States Air Force unit under the operational control of the 45th Expeditionary Maintenance Group at Joint Base Langley-Eustis, Virginia. Established on March 17, 1942, the squadron’s primary role involves providing maintenance services for the U.S. Air Force’s aircraft fleet, ensuring operational readiness and mission capability. The 86th MO Sq supports various platforms such as fighter jets, transport aircraft, and other aerial vehicles. The unit’s activities encompass routine inspections, repairs, modifications, and upgrades to maintain the optimal functioning of these airframes. Throughout its history, the squadron has been deployed worldwide in support of numerous military operations.