# STC SA2994WE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Mercer Enterprises, United States
- Description: Deactivation of high blower on CB-16 engines.
- Status date: January 4, 1975
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-781](https://openairdocs.org/tcds/A-781)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/CB3F1A554F4D8EBE85256CC20008CB93.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2994WE

## ADs that name it (0)

None.

## Approved models (1)

- McDonnell Douglas Corporation DC-6 ([TCDS A-781](https://openairdocs.org/tcds/A-781))

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