# STC SA00144AT

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: WAG Corporation, United States
- Description: Installation of a WAG freon air conditioning system.
- Status date: March 3, 1993
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A17SW](https://openairdocs.org/tcds/A17SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A2AF7D53C9A6F71085256CC1007DC7D3.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00144AT

## ADs that name it (0)

None.

## Approved models (5)

- Air Tractor Inc. AT-402 ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-402A ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-502 ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-502A ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-503A ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))

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