Duncan Aviation is the largest aircraft parts and components service organization in the business aviation industry; we offer overhauls, repairs, rotables, loaners, exchanges, outright units, avionics, instruments, and technical support to aircraft operators around the world. We have authorized in-house repair capabilities on more than 52,000 different part numbers and an inventory exceeding 723,000 line items valued at more than $104 million. Parts and repair capabilities can be located in an online searchable database.