# STC SA4-1019

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Frenco Company, United States
- Description: Pratt & Whitney R-985-ANI, -NAS, -AN-14BMI, -39 or -39A engines and Hamilton Standard 2D30-277/6101A-12 to -18 propellers.
- Applied: December 17, 1959
- Status date: September 30, 1965
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A16](https://openairdocs.org/tcds/1A16)
- Certificate PDF: https://openairdocs.org/files/sha256/7a/bf/7abfd94342e8fb76de008e37a597b2fe08f1822d38c813c385faec27cb224314
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/77724DD98EC7BC8A85256CC2000C5C8D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-1019

## ADs that name it (0)

None.

## Approved models (1)

- Allied Ag Cat Productions Inc. G-164 ([TCDS 1A16](https://openairdocs.org/tcds/1A16))

## What the certificate says

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

WE -102

FEDERAL AVIATION AGENCY Supplemental Type Certificate

1. NAME AND ADDRESS OF APPLICANT Frenco Company 1849 Airport Drive Bakersfield, California FORM APPROVED, BUDGET 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 PROPELLER**

ORIGINAL MODEL DESIGNATION Grumman G-164 NEW MODEL DESIGNATION (If desired) None

3. DESCRIPTION OF CHANGE Installation of P & W R985-ANI, R985-AN-3, R985-AN 14BMI, R985-30 or R985-39A engine and Hamilton Standard 2D30-277/6101A-12 to 6101A-18 propeller in accordance.

with Frenco Company Sealed Master Drawing List No. 1000.

IMITATION OF AFPLICABITTY. This approval should not be extended to other specific airplanes of this model on which other previcusly approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane.

See reverse side for Operating Limitations and FAA Approved Airplane Supplement (when required).

Certification Basis: CAR-8 &. WILL DATA BE AVAILABLE FOR SALE OR RELEASE TO OTHER PERSONS? YES NO

b. WILL PARTS BE MANUFACTURED FOR SALE (Ref. CAR 1.55)? YES NO

**5. SIGNATURE AND TITLE OF APPLICANT**

SIGNATURE December 17, 1959 Partner Date of Application: TITLE

6. To be Completed by FAA

NATURE AND LOCATION OF DATA Frenco Company Sealed Master Drawing List No. 1000.

Data are on file in the Aircraft Engineeréng Division, FAA, Western Region, Ios Angeles, California.

ORIGINAL TYPE CERTIFICATE NO. FAA APPROVAL JA16 Thuson Supplemental Type Certificate NO

SIGNATURE SA4-1019 Charles R. Hawks Revised: April 11965; 1902; August 19, DATE OF APPROVAL Jama to sept. 1960 30 Chief, Aircraft Engineering Division TITLE DINTING OFFICE 1959 0-50955/ FORM FAA - 2417 (5-59)

## Every issue (1)

- September 30, 1965: Amended, Current. [certificate](https://openairdocs.org/files/sha256/7a/bf/7abfd94342e8fb76de008e37a597b2fe08f1822d38c813c385faec27cb224314)

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