STC ST01143SE

Installation of a new security flight deck door

Current Amended Aircraft Large Multi-Engine Rev 12/09/2014 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 (8)

A16WE The Boeing Company · 737-200 Series
A16WE The Boeing Company · 737-300 Series
A16WE The Boeing Company · 737-400 Series
A16WE The Boeing Company · 737-500 Series
A16WE The Boeing Company · 737-700 Series
A16WE The Boeing Company · 737-800 Series
A16WE The Boeing Company · 737-900 Series
A16WE The Boeing Company · 737-900ER Series

Certification basis — 14 CFR

Part 21
Part 25
Part 26

Specific sections

§ 21.47
§ 25.25
§ 21.111
§ 21.113
§ 21.115
§ 21.117
§ 21.119
§ 21.120
§ 25.603
§ 25.605
§ 25.613
§ 25.853
§ 25.869
§ 25.1353
§ 25.1431
§ 25.1529
§ 25.1583

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