# STC SA4522SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Howell Instruments, Inc
- Description: Installation of Howell TGT instruments.
- Status date: January 14, 1982
- Data sheets: A12EA
- Certificate PDF: https://openairdocs.org/files/sha256/5a/03/5a0376018a23545b3f7829d414c10d4971ff688ae470cc1decbc4a13f7dc0bb7
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CA7018FE96918A7286257E1F005D54E3.0001
- Page: https://openairdocs.org/stc/SA4522SW

## ADs that name it

None.

## Approved models (1)

- Gulfstream Aerospace Corporation G-1159 (TCDS A12EA)

## 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.

ttnittd States of amrrica Bcpartmcnt of transportation /cdcral 2toiation administration Supplemental 'Cgpe Certificate SA4522SW Project T5473SW-DS AAB-140 Howell Instruments, Inc.

3479 West Vickery Boulevard Fort Worth, Texas 76107 '^i^.^^^^fel^^ Civil Air A12EA Gulfstreain American : Installation of Howell TGT Instruments according to Drawing List 810100 Change A dated 12/22/81, or later FAA approved revision.

—£wri^£a&&nA/^>;rie£l94>ricMt&-nA. •

1. FAA Approved Airplane Flight Manual Supplement dated October 30, 1981, is required.

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

.j^^^ x«>W!»£«<^^^^ September 16, 1981 October 30 X9S1

•«**««/• January 14, 1982 Revision 1f -s &&• *tttt*ttdc*/ ion- ( Signature}* !eT," Aircraft Certification (Title)

**FAA FOUM 81 10-2 (10-68)**

## Every issue (1)

- January 14, 1982: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/5a/03/5a0376018a23545b3f7829d414c10d4971ff688ae470cc1decbc4a13f7dc0bb7)

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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.