FAA · Supplemental Type Certificate
STC ST01685AT
Installation of the RTA-44D VHG Data Radio System and/or the RTA-83B VHF Communications System.
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 (11)
- A35EU Airbus · A300 B4-600 Series
- A35EU Airbus · A310 300 Series
- A35EU Airbus · A310 200 Series
- A16WE The Boeing Company · 737-500 Series
- A16WE The Boeing Company · 737-300 Series
- A16WE The Boeing Company · 737-400 Series
- A1NM The Boeing Company · 767-300 Series
- A1NM The Boeing Company · 767-200 Series
- A20WE The Boeing Company · 747-400 Series
- A2NM The Boeing Company · 757-200
- A22WE McDonnell Douglas Corporation · MD-11
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗