# STC SA00519AT-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: FFC Manufacturing, United States
- Description: Installation of replacement fuel cell assemblies
- Applied: August 10, 1994
- Status date: April 16, 2009
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A10](https://openairdocs.org/tcds/1A10)
- Certificate PDF: https://openairdocs.org/files/sha256/91/9d/919d8e3dfcf029247d66f799446ef663bbf5471266426dda87c01194edd65870
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F080440467E83CFF862575AD007422DE.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00519AT-D

## ADs that name it (0)

None.

## Approved models (1)

- Piper Aircraft Inc. PA-E23-250 ([TCDS 1A10](https://openairdocs.org/tcds/1A10))

## 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.

This certificate issued to

Part * of the Regulations.

Description of Type Design Change: Installation of replacement fuel cell assemblies according to FFC Drawing P569-1, -2, -3 and P570-1, -2, -3 dated 10/10/94 or FAA approved revisions.

Limitations and Conditions: This approval should not be extended to other aircraft of these models on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effects upon the airworthiness of the aircraft. 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 t h a t p e r m i s s i o n .

(See continuation 3of 3)

FFC Manufacturing 4010 Pilot Dr., Suite 103 Memphis, TN 38118 1A10 Make: Piper Model: (See continuation 3 of 3) Date reissued: April 16, 2009

( Signature) Melvin D. Taylor Manager Atlanta Aircraft Certification Office

( Title)

Date of application: August 10, 1994

Date of issuance: October 21, 1994

FAA FORM 8110-2-1(10-69) PAGE 2 of 3 PAGES

Number SA00519AT-D

FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES

Number SA00519AT-D

Model (continued):

Model: Piper Aztec PA23-250 Serial Number: 7654001 AND UP

Limitations and Conditions – Continued:

FFC Manufacturing part numbers 569 (left hand) and 570 (right hand) are replacements for Piper part numbers 454-369 (left hand) and 454-370 (right hand) for the above models.

## Every issue (1)

- April 16, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/91/9d/919d8e3dfcf029247d66f799446ef663bbf5471266426dda87c01194edd65870)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.