Supermarine Aircraft Spitfire Supermarine Aircraft Spitfire The Supermarine Aircraft Spitfire is an Australian homebuilt aircraft produced in kit form by Supermarine Aircraft. A replica of the famous British Supermarine Spitfire World War II fighter, it was originally produced to 75% scale. Subsequent models have increased the scale of the fuselage and added a second seat. Australian pilot and aviation engineer Mike O'Sullivan had always wanted a Spitfire and built a replica for his own use in 1991. This was followed by a , Rotax-powered prototype in 1994. The next year, in 1995, he joined with business partner John McCarron to form the Supermarine
Parts Manufacturer Approval Parts Manufacturer Approval Parts Manufacturer Approval (PMA) is an approval granted by the United States Federal Aviation Administration (FAA) to a manufacturer of aircraft parts. It is generally illegal in the United States to install replacement or modification parts on a certificated aircraft without an airworthiness release such as a Supplemental Type Certificate (STC) or Parts Manufacturing Approval (PMA). There are a number of other methods of compliance, including parts manufactured to government or industry standards, parts manufactured under technical standard order authorization [TSO], owner-/operator-produced parts, experimental aircraft, field approvals, etc. PMA-holding manufacturers are permitted to make replacement parts for