STC SA00428WI

Installation of McMauley D3A34C402/90DFA -2, -4, -6, -8, & -10, propellers and associated changes in accordance with CS Industries, Installation Instructions No. 206-2, Rev-, dated July 29, 1999, or later FAA Approved revisions. A copy of this certificate is required and takes precedence over the Installation Instructions with respect to approved propeller diameters.

Historical Reissued Aircraft Single-Engine Rev 10/27/2011 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 (25)

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 ↗