# STC SA3359NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Ron & John's Comanche Service, United States
- Description: Modification of the vacuum system including installation of an engine which has been modified by the addition of a second engine driven vacuum pump.
- Applied: January 16, 1986
- Status date: April 15, 1986
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A15](https://openairdocs.org/tcds/1A15)
- Certificate PDF: https://openairdocs.org/files/sha256/7b/2d/7b2d72535ed6e8e52d8706d2aa34377ff4265c86ddea28ad97018ae10ebc8b35
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/18BCDCA9275BE0E985256CC2000A9741.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3359NM

## ADs that name it (0)

None.

## Approved models (1)

- The New Piper Aircraft Inc. PA-24-260 ([TCDS 1A15](https://openairdocs.org/tcds/1A15))

## 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: SA3359NM This certificate issued to: Ron and John's Comanche Service Part 3 of the Civil Air Regulationes dated November 1, 1949 Original Product -TypeBertificate lumber: 1A15 Make: Piper Mirtel: PA-24-260 Description of Type Design Change:

Modification of the vacuum system including installation of an engine which has been modified by the addition of a second engine driven vacuum pump. The airframe modification is in accordance with Ron and John's Comanche Service Installation Instructions dated April 2, 1986. The engine modifications are in accordance with Limitations and Conditions: Approval of this change in type design applies to the above model aircraft only. This approval should not be extended to aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate and rendered, suspended, rorked, or a termination date is therevise established by the Sidministrater of the Federal Aviation Administration .

Tales# application: January 16, 1986 Date Reissued:

Date of Issuance: April 15, 1986 Date Amended:

FEDERAL AVIATION By Direction of the Administrator William B Oakworth ( Signature ) TOMINISTRANOS Manager, Seattle Aircraft Certification Office (Title)

47.

## Every issue (1)

- April 15, 1986: Issued, Current. [certificate](https://openairdocs.org/files/sha256/7b/2d/7b2d72535ed6e8e52d8706d2aa34377ff4265c86ddea28ad97018ae10ebc8b35)

---
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.