# STC SA4796SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sierra Industries, Inc
- Description: Installation of Instrument switching system.
- Status date: December 1, 1999
- Data sheets: A3WE
- Certificate PDF: https://openairdocs.org/files/sha256/f8/f0/f8f08ab876dd3a147593f4fe573cfb454b0e3d0373374351c9d8ce46c59b704b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3E2DC024EC725F1685256CC2000E3EAC.0001
- Page: https://openairdocs.org/stc/SA4796SW

## ADs that name it

None.

## Approved models (1)

- The Boeing Company 727-100 Series (TCDS A3WE)

## 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.

JHtltteh JStette ©f jAnwrtra of t&ransporlaium - JJfcfceral ^oration ^mtntstratton (DLerttftcate SA4796SW Sierra Industries, Inc., a Texas Corporation Garner Field Road Uvalde, TX 78801 A3WE Boeing 727-100 4b Civil Air Installation of Instrument Switching System in accordance with Drawing List B727-DL-012, Revision F dated 11/12/82, or later FAA approved revision.

1. FAA Approved Airplane Flight Manual Supplement dated November 29, 1982, is required.

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

.-April 15, 1982 November 29, 1982 . 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 ^IP code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, Slate, and ^IP 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/f8/f0/f8f08ab876dd3a147593f4fe573cfb454b0e3d0373374351c9d8ce46c59b704b)

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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.