# STC SA3594SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: RAM Aircraft Limited Partnership, United States
- Description: Installation of induction manifold sniffle valve system, revised oil breather system, and battery box vent system.
- Applied: December 10, 1985
- Status date: August 25, 2008
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A4CE](https://openairdocs.org/tcds/A4CE)
- Certificate PDF: https://openairdocs.org/files/sha256/ae/c9/aec9ab325df95e31676cbf4ac76e49605ff08e1554b0673ba96a69bb542744b4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0DE22A1C9CBAEF0F8625793E0064B606.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3594SW-D

## ADs that name it (0)

None.

## Approved models (11)

- Cessna Aircraft Company TP206A ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TP206B ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TP206C ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TP206D ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TP206E ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206A ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206B ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206C ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206D ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206E ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))
- Cessna Aircraft Company TU206F ([TCDS A4CE](https://openairdocs.org/tcds/A4CE))

## What the certificate says

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

## Every issue (1)

- August 25, 2008: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ae/c9/aec9ab325df95e31676cbf4ac76e49605ff08e1554b0673ba96a69bb542744b4)

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