# STC SA5500SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Sierra Industries, Inc, United States
- Description: Install Safe Flight Windshear Monitor System.
- Applied: April 15, 1982
- Status date: December 1, 1999
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/6e/f8/6ef88fbfae5e97daffc7aa2b81f17452cc57f9d2ff201c5cf0dd00bb18c96da2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3B30528D2F0AB29085256CC200122991.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA5500SW

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 727-100 Series ([TCDS A3WE](https://openairdocs.org/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.

•ttCmteh Stated of ^ransportatton - JJfchcral (Afrtaltmt ^Mmmtstrattott (Eerttftcate SA5500SW Sierra Industries, Inc., a Texas Corporation Garner Field Road Uvalde, TX 78801 A3WE Boeing 727-100 4b Civil Air Install Safe Flight Wind Shear Monitor System in accordance with Dee Howard Company Drawing List No. B727-DL-007 Rev. F dated 8/11/83, or later FAA approved revision.

FAA Approved Airplane Flight Manual Supplement dated August 19, 1983, is required.

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

.• April 15, 1982 August 19, 1983 '.• 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, State, and ZIP code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street j (City, State, and ZJP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

US. GOVERNMENT PRINTING OFFICE : 1 96S OF —205-579

## Every issue (1)

- December 1, 1999: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/6e/f8/6ef88fbfae5e97daffc7aa2b81f17452cc57f9d2ff201c5cf0dd00bb18c96da2)

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