# STC SA1103SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Transland Aircraft Inc, United States
- Description: Installation of a 400-gallon hopper window kit.
- Status date: September 21, 1979
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3SW](https://openairdocs.org/tcds/A3SW), [TCDS A4SW](https://openairdocs.org/tcds/A4SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CBB32C952394188A85256CC10080DE05.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1103SO

## ADs that name it (0)

None.

## Approved models (2)

- Ayres Corporation S2R ([TCDS A3SW](https://openairdocs.org/tcds/A3SW))
- Ayres Corporation S2R ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))

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