# STC SA1073SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Texas Transland LLC, United States
- Description: Installation of a 500 gallon hopper vent blister kit. (S2R-T34 NORMAL CATEGORY, S2R-T15 RESTRICTED CATEGORY)
- Applied: March 6, 1979
- Status date: March 19, 2025
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS A4SW](https://openairdocs.org/tcds/A4SW), [TCDS A3SW](https://openairdocs.org/tcds/A3SW)
- Certificate PDF: https://openairdocs.org/files/sha256/d9/bf/d9bfc556d7662ddb80fc7df7f1518b529098031fb001305aa840889175daccef
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173507451820260122153633.0001
- DRS record last changed: January 22, 2026
- Page: https://openairdocs.org/stc/SA1073SO

## ADs that name it (0)

None.

## Approved models (4)

- Thrush Aircraft LLC S2R-T15 ([TCDS A3SW](https://openairdocs.org/tcds/A3SW))
- Thrush Aircraft LLC S2R-T15 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC S2R-T34 ([TCDS A3SW](https://openairdocs.org/tcds/A3SW))
- Thrush Aircraft LLC S2R-T34 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))

## 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.

F AA Form 8110-2 (03/21) Limitations and Conditions:

This approval should not be extended to other specific aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse affect upon the airworthiness of that aircraft. This determination should include consideration of significant changes in weight distribution such as an increase in the fixed disposable weight in the fuselage.

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.

SA1073SO Texas Transland, LLC 1206 Hatton Road Wichita Falls, TX 76302 Part 3/8 Civil Air Regulations A3SW (Normal Category) A4SW (Restricted Category)

THRUSH AIRCRAFT, LLC S2R-T34, S2R-T15 Installation of a 500 gallon hopper vent blister kit in accordance with Transland, Inc., Drawing Number 51233 and Installation Instructions, dated March 6, 1979 (dated March 6, 1979, or later FAA Approved revision.

March 6, 1979 March 19, 2025 May 29, 1979 for Manager, West Certification Branch

Page 2 of 2 FAA Form 8110-2 (03/21) SA1073SO

## Every issue (1)

- March 19, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/d9/bf/d9bfc556d7662ddb80fc7df7f1518b529098031fb001305aa840889175daccef)

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