# STC SA01438AT

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Stilley John D, United States
- Description: Restores aircraft from restricted category to normal category by removing agricultural spray equipment and adds propeller models as listed in FAA approved Supplemental Flight Manual.
- Status date: July 25, 1997
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS ATC 42 Page 429](https://openairdocs.org/tcds/ATC%2042%20Page%20429)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3A42D126A20EAED585256CC1007F3858.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA01438AT

## ADs that name it (0)

None.

## Approved models (1)

- The Waco Aircraft Company DSO ([TCDS ATC 42 Page 429](https://openairdocs.org/tcds/ATC%2042%20Page%20429))

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