# STC SA1454SO

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Gulfstream Aerospace Corporation, United States
- Description: Installation of dual Sperry Electronic Flight Instrument System EDZ-800.
- Applied: January 25, 1983
- Status date: August 17, 1984
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Data sheets: [TCDS A12EA](https://openairdocs.org/tcds/A12EA)
- Certificate PDF: https://openairdocs.org/files/sha256/3a/08/3a08e7d80ade66b4e75cf27f5e1f4334415d2d677993cf40e27f6cf053638669
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139367930120240119151234.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1454SO

## ADs that name it (0)

None.

## Approved models (1)

- Gulfstream Aerospace Corporation G-1159A ([TCDS A12EA](https://openairdocs.org/tcds/A12EA))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA145450 This certificate issued to: Gulfstream Aerospace Corporation P. O. Box 2206 Savannah, Georgia 31402 Certifies that the change in the type design for the following fruch with the limitations and conditions therefor as specified hereen meets the wirethiness sequirements of Part 25 of therederal Aviation Regulations Original Product - Type bertificate Number A12EA Make Gulfstream Model: G1159A Installation of the Dual Sperry Electronic Flight Instrument System EDZ-800/801 in accordance with Gulfstream Aerospace Corporation Drawing IL 31 130808 dated January 25, 1983, or later FAA approved revisions.

Limitations and Conditions: This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane. FAA Approved Airplane Flight Manual Supplement dated (AFMS) dated May 24, 1983, for the EDZ-800 or AFMS dated August 17, 1984, for the James TOMINISTRANO Manager, Atlanta Aircraft Certification Office (Title)

47.

**FAA FOR 6110-2 (10-68)**

## Every issue (1)

- August 17, 1984: Amended, Current. [certificate](https://openairdocs.org/files/sha256/3a/08/3a08e7d80ade66b4e75cf27f5e1f4334415d2d677993cf40e27f6cf053638669)

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