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Atlas / STC / SA01933LA-D (2 OF 2)

FAA · Supplemental Type Certificate

STC SA01933LA-D (2 OF 2)

Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System

Current Amended Aircraft Large Airplane Rev 11/29/2017 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 (158)

+ 108 more aircraft

Certification basis — 14 CFR

Specific sections

  • § 21.47
  • § 21.101
  • § 21.115
  • Sec. 23.301
  • Sec. 23.303
  • Sec. 23.305
  • Sec. 23.307
  • Sec. 23.337
  • Sec. 23.561
  • Sec. 23.601
  • Sec. 23.603
  • Sec. 23.607
  • Sec. 23.611
  • Sec. 23.613
  • Sec. 23.627
  • Sec. 23.771
  • Sec. 23.773
  • Sec. 23.777
  • Sec. 23.1301
  • Sec. 23.1311
  • Sec. 23.1321
  • Sec. 23.1331
  • Sec. 23.1351
  • Sec. 23.1357
  • Sec. 23.1359
  • Sec. 23.1365
  • Sec. 23.1367
  • Sec. 23.1381
  • Sec. 23.1431
  • Sec. 23.1523

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