# STC SA2945SO

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: CEF Industries, Inc, United States
- Description: Installation of a CEF Industries Model 8378 Air compressor assembly in the potable water system.
- Status date: May 2, 1991
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3ACD049605321B0185256CC20008CB05.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2945SO

## ADs that name it (0)

None.

## Approved models (7)

- The Boeing Company 747-100B Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-200B Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-200F Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-300 Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-400 Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747SP Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747SR Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))

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