# STC SA09466AC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Texas Transland LLC, United States
- Description: Installation, on AT-602 airplanes, of a hydraulically operated hopper door and hopper, solid, load leveling, auger system
- Applied: January 12, 1998
- Status date: May 16, 2012
- Product: Aircraft
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A19SW](https://openairdocs.org/tcds/A19SW)
- Certificate PDF: https://openairdocs.org/files/sha256/ac/64/ac64a6c66d97e14e0d69200741744ed7859ecdb23749782c55f2e591073bfcfc
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/52DAD02270B463D686257A4600628BDD.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA09466AC

## ADs that name it (0)

None.

## Approved models (1)

- Air Tractor, Inc. AT-602 ([TCDS A19SW](https://openairdocs.org/tcds/A19SW))

## 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.

Part 23 of the Federal Aviation Regulations.

Installation, on AT-602 airplanes, of a hydraulically operated hopper door and hopper, solid, load leveling, auger system in accordance with Wingman, Inc.

Report No. 99-12, Revision A, dated May 20, 1999, or later FAA approved revision.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission. This system must be operated in accordance with Wingman, Inc. “Flight Manual Supplement for Air Tractor AT- 602 with Wingman System” dated June 29, 1999, or later FAA approved revision.

Texas Transland LLC 1206 Hatton Road Wichita Falls, TX 76302 A19SW Make : Air Tractor Model : AT-602 Date of application : January 12, 1998

Date of issuance : June 29, 1999

Date reissued : May 16, 2012

( Signature) M. Monica Merritt, Manager Airplane Certification Office, Southwest Region

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 2

## Every issue (2)

- May 16, 2012: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ac/64/ac64a6c66d97e14e0d69200741744ed7859ecdb23749782c55f2e591073bfcfc)
- June 29, 1999: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/1e/10/1e108413951be750fdc7a71a4571033c6899dd5a69ab8f7d5ce1cc7ae4b45ca0)

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