# STC SA5786SW

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Blackhawk Modifications Inc.
- Description: Installation of Pratt & Whitney of Canada PT6A-135, -135A engines and optional McCauley 4HFR34C762/94LMA-4 propellers.
- Status date: September 10, 1999
- Data sheets: A7CE
- Certificate PDF: https://openairdocs.org/files/sha256/71/c1/71c12b1fecff136421fdec2caffd66a4391b6fa8edcf5431e5774fe1d454e32e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7C543D87D63B437B85256CC200122B71.0001
- Page: https://openairdocs.org/stc/SA5786SW

## ADs that name it

None.

## Approved models (1)

- Cessna Aircraft Company 425 (TCDS A7CE)

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- September 10, 1999: Amended, Current. [certificate](https://openairdocs.org/files/sha256/71/c1/71c12b1fecff136421fdec2caffd66a4391b6fa8edcf5431e5774fe1d454e32e)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.