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Atlas / STC / SR02767LA

FAA · Supplemental Type Certificate

STC SR02767LA

Installation of H-60 Electric APU Starter Modification to replace the original equipment hydraulic APU starter system on Restricted Category H-60 Firefighting and Utility Helicopters

Historical Issued Aircraft Rotorcraft Rev 07/14/2022 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

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