STC ST04684NY
Historical · Issued · Aircraft · Large Airplane · Rev 12/03/2021 · FAA STC database
Modification of the Cabin Altitude Warning Reliability Improvement View PDF on drs.faa.gov ↗
The STC PDF is authoritative: installation instructions, ICA requirements and limitations.
Applicable aircraft (5)
Certification basis — 14 CFR
Specific sections