# STC SA10361SC

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: RAM Aircraft Limited Partnership, United States
- Description: Installation of Hartzell Model PHC-C3YD-2UF/FC9587DB-7 or Model PHC-C3YD-2UF/FC9587D-7 propellers
- Applied: January 19, 2004
- Status date: October 6, 2005
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS A7CE](https://openairdocs.org/tcds/A7CE)
- Certificate PDF: https://openairdocs.org/files/sha256/4c/8b/4c8b561225165737c4b5b79826912eb4fb1c9e727be69506ea799f4f78697615
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0328D5F9656E36D7862571810057DDB5.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA10361SC

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company 421B ([TCDS A7CE](https://openairdocs.org/tcds/A7CE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

FAA Form 8110-2(10-68) Page 1 of 1 Number SA10361SC This Certificate issued to RAM Aircraft, Limited Partnership 7505 Karl May Drive Waco Regional Airport Waco, TX 76708

Part 3 of the Civil Air Regulations.

Original Product Type Certificate Number : A7CE Make : Cessna Model : 421B

Description of Type Design Change: Installation of Hartzell Model PHC-C3YD-2UF/FC9587DB-7 or Model PHC- C3YD-2UF/FC9587D-7 propellers in accordance with RAM Aircraft, L.P. Drawing No. 2196, dated February 10, 2004, or later FAA approved revision. Airplane Flight Manual Supplement, dated October 6, 2005, or later FAA approved revision is required.

Limitations and Conditions: Compatibility of this design change with previously approved modifications must be determined by the installer. The Hartzell propeller diameter limits are 88.0 to 90.0 inches. Instructions for Continued Airworthiness dated October 1, 2005, is required. 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 : January 19, 2004

Date of issuance : October 6, 2005 Date reissued :

( Signature) S. Frances Cox Manager, Special Certification Office Southwest Region

(Title)

## Every issue (1)

- October 6, 2005: Issued, Current. [certificate](https://openairdocs.org/files/sha256/4c/8b/4c8b561225165737c4b5b79826912eb4fb1c9e727be69506ea799f4f78697615)

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