STC SR03572NY

Installation of a Standard Interior Modification

Current Issued Aircraft Rotorcraft Rev 10/19/2015 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 (12)

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
H11EU Airbus Helicopters · AS355E
H11EU Airbus Helicopters · AS355F
H11EU Airbus Helicopters · AS355F1
H11EU Airbus Helicopters · AS355F2
H11EU Airbus Helicopters · AS355N
H11EU Airbus Helicopters · AS355NP

Certification basis — 14 CFR

Part 21
Part 27

Specific sections

Sec. 111
Sec. 113
Sec. 115
Sec. 117
Sec. 119
Sec. 120
§ 21.47
§ 21.120

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