Duncan Aviation is the largest aircraft parts and components service organization in the world. We have an inventory with more than 723,000 line items valued at more than $170 million. With our Preferred Vendor, Managed Rotable Inventory, and Acquisition & Consignment programs, we have access to more $500 million in total available aircraft parts. Our customers are sure to find what they are searching for. Our piece parts and rotables are available outright and for exchange. In most cases, parts can ship the same day. Our parts sales professionals are online and available 24/7/365 to serve customers, both domestic and international.