# STC SA4-1401

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Arthur R Tillesen, United States
- Description: Installed McCauley 1A90-CF Propeller.
- Applied: January 21, 1961
- Status date: February 23, 1961
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-703](https://openairdocs.org/tcds/A-703)
- Certificate PDF: https://openairdocs.org/files/sha256/8c/6c/8c6cfac6601adeeeaaa898d7e793204846081467b96d996fcee212f99b79e08b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D08636F702D78783862578BF0077A245.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-1401

## ADs that name it (0)

None.

## Approved models (2)

- Piper Aircraft Inc. J4A ([TCDS A-703](https://openairdocs.org/tcds/A-703))
- The New Piper Aircraft Inc. J4 Series ([TCDS A-703](https://openairdocs.org/tcds/A-703))

## What the certificate says

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

FEDERAL AVIATION AGENCY Supplemental Type Certificate

1. NAME AND ADDRESS OF APPLICANT Arthur 8. Tillesen 8101 Larson Street Garden Grove, California 55-41107 FORM APPROVED, EUDGET BUREAU NO. 04-R015

**INSTRUCTIONS - SUBMIT IN TRIPLICATE TO LOCAL FAA FLIGHT STANDARDS INSPECTOR.**

**COPY WILL BE RETURNED TO APPLICANT UPON**

ISSUANCE Supplemental Type Certificate APPLIED FOR:

**AIRCRAFT ENGINE FROPELLER**

ORIGINAL MODEL DESIGNATION Piper 141 NEW MODEL DESIGNATION (If desired)

3. DESCRIPTION OF CHANGE Installed McCauley 1A90-CF Propeller. No additional installation instructions required.

LIMITATION OF APPLICABILITY. This approval is applicable to Piper J4A aircraft which have a previously approved Continental C85-127 engine installed. This approval should not be extended to other specitic airplanes of this nodel on which other previously approved modifications are incorporated unless it is deterined that the interrolationship betveen this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane.

Note: See Other Side for Poverplant Operating Limitations.

Septification Basie: CAR 40.

WILL DATA BE AVAILABLE FOR SKEEZOR RELEASE TO OTHER PERSONS? YES NO D. WILL PARTS BE MANUFACTURED FOR SALE (Ref. CAR 1.55)? YES _ NO

5. SIGNATURE AND TITLE OF APPLICANT Wendells, Skiter

SIGNATURE January 21, -2901 972 1738416 Date of Application: TITLE

6. To be Completed by FAA

NATURE AND LOCATION OF DATA No data required.

ORIGINAL TYPE CERTIFICATE NO. FAA APPROVAL 703 Original cred by Supplemental Type Certificate NO. Rocco L SA4-1401 Charles B. Navke SIGNATURE

DATE OF APPROVAL February 23, 1901 Chiet, Engincoring & Manufacturing Branch * U.S. GOVERNMENT PRINTING OFFICE: 1959 0-509657 FORM FAA- 2417 (5-59)

POWERPLANT OPERATING LIMITATIONS ENGINE: Continental 085-12F ENGINE LIMITS: For All Operations:

2575 ПРМ (85 Н.Р.)

FUEL ORADE: 80 Octane Minimum Aviation Gasoline PROPELLER: McCauley 1490 CF PROPELLER LIMITS: Diameter:

71" Madman

69.5" Miniman Static RPM:

2350 Maximum 2170 Minimum POWERFLANT INSTRUMENT MARKINGS:

Tachometer:

2575 RPM (Red Radial Line) 01l Temperature Gage:

225*T (Red Radial Line) A COPY OF THESE LIMITATTONS MUST BE CARRTED IN THE AIRGRAFT AT ALL, TIMES.

## Every issue (1)

- February 23, 1961: Issued, Current. [certificate](https://openairdocs.org/files/sha256/8c/6c/8c6cfac6601adeeeaaa898d7e793204846081467b96d996fcee212f99b79e08b)

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