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Avionics

STC SR09477RC

FAA DRS lists SR09477RC as Current · Reissued, held by Keystone Helicopter Corp., for Sikorsky Aircraft S-92A. Recorded change: Installation of Electronic Standby Instrument System (ESIS) for the Sikorski Model S-92 helicopter. Snapshot dated June 30, 2026.

FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SR09477RC identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Sikorsky Aircraft S-92A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

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