# STC SA3-437

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Auto Craft, United States
- Description: Conversion of Piper JC3 to model PA-11
- Applied: August 17, 1959
- Status date: October 16, 1959
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS A-691](https://openairdocs.org/tcds/A-691)
- Certificate PDF: https://openairdocs.org/files/sha256/ab/f0/abf0c3e18ef861b3f2c7bb7ffa81c2ef71411406d7bd7df4568f899e4361346b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID175491236220250903152338.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3-437

## ADs that name it (0)

None.

## Approved models (1)

- Piper Aircraft Inc. PA-11 ([TCDS A-691](https://openairdocs.org/tcds/A-691))

## What the certificate says

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

an a TO FORM ACA-2417 (7-56) 46XXR5B6BB GENESS Forn App 199(033 FEDERAL AVIATION AGENCY INSTRUCTIONS subhit in tripitcate to lo- F116 Supplemental Type Certificate cal d: Aviation Safety Agent. Copy wi11 be returned to applicant upon issuance

1. NAME AND ADDRESS OF APPLICANT Supplemental Type Certificate APPLIED FOR:

Auto-CrofE RCRAFT ENGINE PROPELLER 3015 North Ken ood Indianapolis, Indiana Piper ORIGINAL MODEL-DESIGNATION J3C 65 eligible for 1220 1b NEW MODEL DESIGNATION (If d 73 0 ired) max. wt.

3. DESCRIPTION OF CHANGE Conversion of Piper J3C to a nodel PA-1e in accordance with Auto Craft Dravings 20707-AC dated January 1, 1959 in addition to 10 pages Installation Instructions and Drawings 20708 AC, 20709 AC and 20710 AC, all dated May 3. 1958.

SA3-437 NO "ILL DATA BE AVAILABLE FOR SALE OR RELEASE TO OTHER PERSONS?

NO LL PARTS BE MANUFACTURED FOR SALE (•/. CAR 1.55)? → MO

5. SIGNATURE AND TITLE OF APPLICANT 0/17/59 SI CHATURE Date of Application: 6. TO BE COMPLETED BY SCA TITLE

TURE AND LOCATION OF DATA Data listed in Item 3 and report of compliance/conformity inspections on file Region 3, Aircraft Engineering Division, Kansas City, Missouri.

Basis for approval: CAR 4a.

informity engection datis 10-5-5 ORIGINAL TYPE CERTIFICATE NO. SAA APPROVAL 691 SUPPLEMENTAL TYPE CERTIF NO.

SIGNATURE SA3-437 John A. Carran

APPROVAL Chief, Alrcraft Engineering Division October 16, 1959 COMM- DC 32484 FORM ACA-2417 (7-56)

## Every issue (1)

- October 16, 1959: Issued, Current. [certificate](https://openairdocs.org/files/sha256/ab/f0/abf0c3e18ef861b3f2c7bb7ffa81c2ef71411406d7bd7df4568f899e4361346b)

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