FAA · Supplemental Type Certificate
STC SA1913SO
Installation of auxiliary fuel cells
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 (9)
- 2A3 Mooney Aircraft Corporation · M20C
- 2A3 Mooney Aircraft Corporation · M20E
- 2A3 Mooney Aircraft Corporation · M20F
- 2A3 Mooney Aircraft Corporation · M20J
- 2A3 Mooney Aircraft Corporation · M20K
- 2A3 Mooney Aircraft Corporation · M20L
- 2A3 Mooney Aircraft Corporation · M20M
- 2A3 Mooney Aircraft Corporation · M20R
- 2A3 Mooney Aircraft Corporation · M20TN
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗