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Atlas / STC / SR02021AT

FAA · Supplemental Type Certificate

STC SR02021AT

Manufacture of Replacement Locking Door Handle in accordance with Aeronautical Accessories, Inc. Report No. AA-98026, no revision, dated February 11, 1998 or later FAA approved revisions and installation per Report No. AA-96072, Revision D, dated February 11, 1998, or later FAA approved revision.

Current Reissued Aircraft Rotorcraft Rev 06/06/2011 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.

Certification basis — 14 CFR

Specific sections

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