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Atlas / STC / ST09465AC

FAA · Supplemental Type Certificate

STC ST09465AC

Modification of the cabin floor to be the same level through out the cabin in accordance with Fairchild Aircraft Report R1530, Revision D, dated April 20, 1999, or later FAA approved revision.

Current Reissued Aircraft Large Multi-Engine Rev 06/04/2004 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.

Applicable aircraft (1)

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 ↗