FAA · Supplemental Type Certificate
STC ST11068SC
Installation of a dual port heated drain mast assembly in accordance with Magellan Services Company Master Document List 1002000000, Rev D, dated 3/7/12 or later FAA approved revision. The aircraft is to be maintained per the "Instructions for Continued Airworthiness", Magellan Services Company Document Number 1002050090, Rev IR, dated 11/14/11 or later FAA accepted revision.
What is an STC?
A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.
Applicable aircraft (1)
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗