STC SA190CH

Installation of Goodyear 29X11-10, 8 ply or 10 ply tires and 8.50X10 tubes.

Historical Issued Aircraft Single-Engine Rev 04/19/1994 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 (2)

A17SW Air Tractor Inc. · AT-401
A9SW Air Tractor Inc. · AT-301

Certification basis — 14 CFR

Part 21

Specific sections

Sec. 111
Sec. 113
Sec. 115
Sec. 117
Sec. 119
Sec. 120

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