Component Repair & Reworks Capabilities With an In-House DAR (Design Approval Representative) and Quality Assurance Program exceeding industry standards, superior technical personnel, state-of-the-art equipment and excellent long-term operational history, Airborne Engines Ltd. is committed to the highest quality of workmanship, service and reliability standards and has been accredited with ISO 9001-2008 and AS9110. Airborne Engine Ltd’s in-house reworks capabilities are far more extensive than most other MRO facilities, providing a distinctive advantage in engine maintenance, repair and overhaul, boasting hundreds of OEM-approved expanded repairs for the Ozark T53 and Rolls Royce M250 products. Rolls Royce M250 Rework Capabilities