# STC SA4497SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sierra Industries, Inc, United States
- Description: Installation of J.E.T. emergency horizon and power supply.
- Applied: April 22, 1980
- Status date: December 1, 1999
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A46EU](https://openairdocs.org/tcds/A46EU)
- Certificate PDF: https://openairdocs.org/files/sha256/fb/a2/fba214ab16416d7c0d4e275b3f4d64afa540890dfb392cc80d63bdf8068dcf51
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/080B202B7FC2952A85256CC2000E3CDB.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4497SW

## ADs that name it (0)

None.

## Approved models (1)

- Dassault Aviation Mystere-Falcon 50 ([TCDS A46EU](https://openairdocs.org/tcds/A46EU))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

ai ©f (America

- ^Jjefreral ^Afctattttit jAimtmtstrattim Olerttftcate SA4497SW Sierra Industries, Inc., a Texas Corporation Garner Field Road Uvalde, TX 78801 25 Federal Aviation A46EU Dassault Aviation Falcon 50 Installation of J.E.T. Emergency Horizon and Power Supply according to Drawing List 50-27, Rev. D dated 10/8/81, or later FAA Approved revision.

FAA Approved Airplane Flight Manual Supplement dated October 16, 1981, is required.

Compatibility of this modification with other previously approved modifications must be determined by the installer.

--April 22, 1980 October 16, 1981 .• December 1, 1999 (Signature) Michele M. Owsley, Manager Airplane Certification Office, Southwest Region (TV/fe)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and </? code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street j (City, Stale, and <?/> code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- December 1, 1999: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/fb/a2/fba214ab16416d7c0d4e275b3f4d64afa540890dfb392cc80d63bdf8068dcf51)

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.