FAA · Supplemental Type Certificate
STC ST02423NY
Installation in USAF C-32 of a Two Forward/Two Aft Tank Auxiliary Fuel System that is 14 CFR 25.981, amendment 102 compliant, in the forward and aft cargo compartments
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)
Specific sections
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗