What is the Difference Between FAA Parts Manufacturing Approval (PMA) Parts and FAA Supplemental Type certificate (STC) Parts?
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Steve Bentley MD of Sofema Aviation Services www.sassofia.com – explains A type certificate holder (TCH) can produce parts for its airplanes through the process of the manufacturers authorisation FAR Part 21 / EASA Part 21 Subpart G has the authorization to manufacture those parts on the basis of its type certificate, and production certificate. However…
