STC SR04535NY

Installation of the Astronics (Max-Viz) 1200 or 1400 EVS

Historical Issued Aircraft Small Airplane Rev 09/16/2020 View PDF on drs.faa.gov ↗

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 (6)

H9EU Airbus Helicopters · AS-350B
H9EU Airbus Helicopters · AS-350B1
H9EU Airbus Helicopters · AS-350B2
H9EU Airbus Helicopters · AS-350B3
H9EU Airbus Helicopters · AS-350BA
H9EU Airbus Helicopters · AS-350D

Certification basis — 14 CFR

Part 21

Specific sections

§ 21.47
§ 21.111
§ 21.113
§ 21.115
§ 21.117
§ 21.119
§ 21.120

The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗