# STC SA7365SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: RAM Aircraft Limited Partnership, United States
- Description: Installation of TCM TSIO-520N or NB engines. Installation of Hartzell PHC-C3YF-2UF/FC7663DB-2Q propellers, McCauley 3AF32C93/82NC-6.0, or McCauley 3AF32C505/82NEA-6.0 propellers.
- Applied: December 31, 1986
- Status date: August 28, 2008
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A25](https://openairdocs.org/tcds/3A25)
- Certificate PDF: https://openairdocs.org/files/sha256/1a/eb/1aebf87ebf0093c5888fe817c9bcf577e9b7cac3f58bb71bb34d557f30abc97b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8F5036B9410560868625793E006AF22A.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA7365SW-D

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company 340A ([TCDS 3A25](https://openairdocs.org/tcds/3A25))

## 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: SA7365SW.D This certificate issued to: RAM Aircraft, Limited Partnership 7505 Karl May Drive Waco, TX 76708 Part 3 of the Civil Air Poegulations.

Original Product Typo Certificate Number : 3A25 Make: Cessna Model: 340A Description of Type Design Change:

Installation of TCM TSIO-520 N or NB engines (modified by STC SE3714SW-D) according to RAM Dwg. No. 1249, Rev. D, dated 1/4/88, or later FAA approved revision. Increase takeoff weight to 6140 pounds. Landing weight remains at 5990 pounds. Installation of Hartzell PHC-C3YF-2UF/FC7663DB-2Q propellers according to RAM Dwg.

No. 34027, Rev. G, dated 10/15/81, McCauley 3AF32C93/82NC-6.0, or McCauley 3AF32C505/82NEA-6.0 Limitations and Conditions:

FAA Approved Airplane Flight Manual Supplement dated January 12, 1988, is required. Propellers shall be installed in matched pairs. McCauley propeller diameter shall not be over 76.0 inches in diameter or under 75.0 inches in diameter.

Compatibility of this modification with previously installed equipment must be determined by installer. 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: December 31, 1986 Date of Issuance: January 12, 1988

FEDERAL AVIATION Date Reissued: October 08, 2001, February 28, 2008;

August 28, 2008 Date Amended:

ORIGINAL SIGNED BY TERRY BOWDEN TOMINSTRATO Terry L. Bowden (Signature) DAS administrator DAS-700100-SW RAM Aircraft LP Waco, Texas (Title) 47

## Every issue (1)

- August 28, 2008: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/1a/eb/1aebf87ebf0093c5888fe817c9bcf577e9b7cac3f58bb71bb34d557f30abc97b)

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