# STC SA7EA

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Youngstown Airways Inc, United States
- Description: Koehler Air-Lav Model 45.
- Status date: January 1, 1960
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-765](https://openairdocs.org/tcds/A-765)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C1F2F7DE9D498237862570D20071D0C6.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA7EA

## ADs that name it (0)

None.

## Approved models (1)

- Raytheon Aircraft Company 18 Series ([TCDS A-765](https://openairdocs.org/tcds/A-765))

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