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Atlas / STC / SA708EA

FAA · Supplemental Type Certificate

STC SA708EA

Installation of opening in fuselage right hand for emergency exit between fuselage station 226 and fuselage station 253.4. Is approved only for its structural, electrical and mechanical provisions and can be incorporated with STC SA707EA and STC SA709EA.

Current Reissued Aircraft Large Multi-Engine Rev 04/26/2004 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.

Certification basis — 14 CFR

Specific sections

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

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