# STC SA04398AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Texas Transland LLC, United States
- Description: Installation of a Manual Dump Gate Box
- Applied: February 26, 2016
- Status date: August 28, 2017
- Product: Aircraft, Small Airplane
- Certification basis: Part 21, Part 21, Part 21, Part 21, Part 23, Part 23
- Data sheets: [TCDS A19SW](https://openairdocs.org/tcds/A19SW)
- Certificate PDF: https://openairdocs.org/files/sha256/5e/1f/5e1f06c0eb52732fc8e7da5690da9e997932ffa97a80c566cdffe70e50a60602
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115232598420221011215302.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA04398AT

## ADs that name it (0)

None.

## Approved models (5)

- Air Tractor, Inc. AT-602 ([TCDS A19SW](https://openairdocs.org/tcds/A19SW))
- Air Tractor, Inc. AT-802A ([TCDS A19SW](https://openairdocs.org/tcds/A19SW))
- Thrush Aircraft, Inc. S2R-G10 ([TCDS A19SW](https://openairdocs.org/tcds/A19SW))
- Thrush Aircraft, Inc. S2R-H80 ([TCDS A19SW](https://openairdocs.org/tcds/A19SW))
- Thrush Aircraft, Inc. S2R-T34 ([TCDS A19SW](https://openairdocs.org/tcds/A19SW))

## What the certificate says

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

## Every issue (2)

- August 28, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/5e/1f/5e1f06c0eb52732fc8e7da5690da9e997932ffa97a80c566cdffe70e50a60602)
- July 24, 2017: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/3b/d3/3bd3f1267e6e1edf9d478640468392fb1f76b31a6a553953d19bcaea68d6286d)

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