# STC SA1855SW

- Type: Supplemental type certificate
- Status: Current, Surrendered
- Holder: Page AvJet Corp
- Description: Installation of dual Sperry SPI 77A flight director system.
- Status date: July 9, 2008
- Data sheets: A12EA
- Certificate PDF: https://openairdocs.org/files/sha256/ec/d5/ecd5bc8a415328871513a7f2668bb6a95b98ce2dd5d1df313c793ae7e539ecaf
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/545DD92BDEC7897B862574BE006C3612.0001
- Page: https://openairdocs.org/stc/SA1855SW

## ADs that name it

None.

## Approved models (1)

- Gulfstream Aerospace Corporation G-1159 (TCDS A12EA)

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- July 9, 2008: Surrendered, Current. [certificate](https://openairdocs.org/files/sha256/ec/d5/ecd5bc8a415328871513a7f2668bb6a95b98ce2dd5d1df313c793ae7e539ecaf)

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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.