# STC SA4-1031

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Widgeonworks LLC, United States
- Description: Metalizing of wings aft of spar
- Applied: November 24, 1959
- Status date: April 9, 2026
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS A-734](https://openairdocs.org/tcds/A-734)
- Certificate PDF: https://openairdocs.org/files/sha256/69/cc/69cc44628a975ca244f0e1e23aa7e7b1191420c1c13db4c9d8f48796a6691bad
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID109336702120260803154340.0001
- DRS record last changed: August 3, 2026
- Page: https://openairdocs.org/stc/SA4-1031

## ADs that name it (0)

None.

## Approved models (3)

- Gulfstream American Corporation G-44 ([TCDS A-734](https://openairdocs.org/tcds/A-734))
- Gulfstream American Corporation G-44A ([TCDS A-734](https://openairdocs.org/tcds/A-734))
- Gulfstream American Corporation SCAN Type 30 ([TCDS A-734](https://openairdocs.org/tcds/A-734))

## 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.

SA4-1031 Widgeonworks LLC 1331 Saxon Dr #170 New Smyrna Beach, FL 32169 Part 4a Civil Air Regulations Aeronautical Bulletin 7A A-734 Gruman G-44, G-44A, and SCAN Type 30

l. Compatibility of this design change with previously approved modifications must be determined by the installer.

2. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

11/24/1959 07/31/1961 04/29/1999 01/19/1960 ✔ Michael Linegang Manager, East Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3 Metalizing of wings aft of spar in accordance with drawing MPD-2075, Rev. "A". Data previously approved.

06/06/1984

SA4-1031 04/09/2026 3

SA4-1031 04/09/2026 Date of Reissue continued:

January 29, 2004, November 30, 2009, August 04, 2010, April 09, 2026 ------------------------------------------------------END-------------------------------------------------- 3 3 Add Page

## Every issue (4)

- April 9, 2026: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/69/cc/69cc44628a975ca244f0e1e23aa7e7b1191420c1c13db4c9d8f48796a6691bad)
- August 4, 2010: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/98/fe/98fefb6b0e5d2a9672782b2e78e1e29f3e78e246da2da9e0064a47b38830799f)
- November 30, 2009: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/f2/38/f238c8dc130972003e2903205fa3e611a66d9bd592938164f5025cb750f89205)
- January 29, 2004: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/33/5f/335fc9b3bcf3c45d01a529c7453c469f24b1506f52995e9cc1c3eae60e6b952d)

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