# STC SA8839SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: RAM Aircraft Limited Partnership, United States
- Description: Installation of McCauley model 3AF32C515/82NLA-4.0 propellers.
- Applied: April 13, 1994
- Status date: September 11, 2008
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A7CE](https://openairdocs.org/tcds/A7CE)
- Certificate PDF: https://openairdocs.org/files/sha256/cd/52/cd52662f517e7fa73296f2585777b9a7fc09afec0a86261457776a38eb1abee2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E3E35979FBCA49F78625793E006F44BA.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA8839SW-D

## ADs that name it (0)

None.

## Approved models (1)

- Cessna Aircraft Company 414A ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA88395W-D This certificate issued to: RAM Aircraft, Limited Partnership 7505 Karl May Drive Waco, TX 76708 Part 3 of the Civil Air Regulations.

Original Product Type Certificato Number: A7CE Make: Cessna Model: 414A Description of Type Design Change:

Installation of McCauly model 3AF32C515/82NLA-4.0 propellers in accordance with RAM Aircraft, Limited Partnership drawing No. 1663, dated January 19, 1994, or later FAA approved revision.

This installation is limited to Cessna Model 414A airplanes modified in accordance with STC SA4943SW-D (RAM Winglets) and STC SA8125SW-D (RAM Vortex Generators). The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of Application: April 13, 1994 Date Reissued: October 08, 2001; February 20, 2008;

September 11, 2008 Date of Issuance: May 04, 1994 Date Amended:

FEDERAL AVIATION ORIGINAL SIGNED BY TERRY BOWDEN (Signature) Terry L. Bowden * DAS administrator DAS-700100-SW TOMINSTRATOR RAM Aircraft LP Waco, Texas (Title) 4

## Every issue (1)

- September 11, 2008: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/cd/52/cd52662f517e7fa73296f2585777b9a7fc09afec0a86261457776a38eb1abee2)

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