# STC SA4489SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sierra Industries, Inc
- Description: Installation of Dual Collins radio altimeters, ALT-55.
- Status date: December 1, 1999
- Data sheets: A46EU
- Certificate PDF: https://openairdocs.org/files/sha256/3c/fa/3cfa45581e60bdeac1a48fea64ebaf113aa0aeaee5adfc677cc410f9d4bb14a2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/4C6BA46E397EBE5A85256CC2000E3CCA.0001
- Page: https://openairdocs.org/stc/SA4489SW

## ADs that name it

None.

## Approved models (1)

- Dassault Aviation Mystere-Falcon 50 (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.

JIHwHeb jgitatee ©f .America at UrauBptfrialtom - ,3fe&cral ^frtaitmt (Aimttmslralum SA4489SW Sierra Industries, Inc., a Texas Corporation Garner Field Road Uvalde, TX 78801 Aviation &><%ca&/ios>A.

2\ . Federal A46EU Dassault Aviation Falcon 50 Installation of Dual Collins Radio Altimeters, Model ALT-55, according to Drawing List 50-5, Rev. E, dated September 8, 1981, or later FAA approved revision.

1. Concurrent installation of STC SA4488SW is required.

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

.-April 17, 1980 October 07, 1981 '.- December 1, 1999 (Signature) Michele M. Owsley, Manager Airplane Certification Office, Southwest Region (Title)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, Slate, and <7? code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street j (City, Stale, and <7P cade) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- December 1, 1999: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/3c/fa/3cfa45581e60bdeac1a48fea64ebaf113aa0aeaee5adfc677cc410f9d4bb14a2)

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