# STC SA4966NM

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: John A. Coze, United States
- Description: Installation of a Lycoming IO-540-D4A5 engine and a Hartzell HC-C2YK-8477-7 propeller.
- Applied: October 30, 1988
- Status date: March 5, 1996
- Product: Aircraft, Small Airplane
- Certification basis: Part 23
- Data sheets: [TCDS A16EA](https://openairdocs.org/tcds/A16EA)
- Certificate PDF: https://openairdocs.org/files/sha256/f9/f1/f9f136d0bffbd8be0f51b9457ce32a6a034d9a31e7dadb31a9607d70085fff5a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135692916920260416173846.0001
- DRS record last changed: April 16, 2026
- Page: https://openairdocs.org/stc/SA4966NM

## ADs that name it (0)

None.

## Approved models (1)

- True Flight Holdings LLC AA-5A ([TCDS A16EA](https://openairdocs.org/tcds/A16EA))

## 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: SA4966NM This certificate issued to: John A. Coze 2001 Sailor Claim Way Gold River, CA 95670 Part 23 of the Federal Aviation Regulations.

Original Product -Type Certificate Number: A16EA Make: Gulfstream American Model: AA-5A Description of Type Design Change: Installation of a Lycoming 10-540-D4A5 engine and a Hartzell HC-C2YK-8477-7 propeller in accordance with Report ACT 109.1, dated July 25, 1989, or later FAA approved revision.

Limitations and Conditions: Data pertaining to this modification are considered inadequate to other aircraft. This approval is limited to the installation in Gulfstream American Model AA-5A aircraft, Serial No. AA5A-0740, R/N N26821, only. A copy of this Certificate, Addendum No. SA4966NM, and FAA Approved Flight Manual Supplement dated August 31, 1990, or later FAA approved revision, must be maintained as part of the permanent records for the modified aircraft.

Date of Application: October 30, 1988 Date Reissued:

Date of Issuance: September, 4, 1990 Date Amended: March 5, 1996 FEDERAL AVIATION By Direction of the Administrator (Signature) ADMINST RATION Acting Manager, Seafle Aircraft Certification Office (Title)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA49661M Supplemental Type Certificate ADDENDUM NO. SA4966NM where superseded by the following: The Conditions and limitations of Type Certificate Data Sheet (TCDS) Number except Supplemental Type Certificate Data Sheet, which is part of STC SA4966NM, prescribes the conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Federal Air Regulations.

Supplemental Type Certificate HOLDER: John A. Coze Model AA-5A, Cheetah (Normal/Utility Category) as modified by STC SA4966NM Engine:

Lycoming IO-540-D4A5 Fuel:

100LL. Octane minimum grade aviation gasoline Engine Limits: Maximum Continuous Takeoff (5 min.) 2700 rpm (260 HP @ S.L.) 2550 rpm (245 HP @ S.L.)

Propeller and Propeller Limits: . Hartzell HC-C2YK-1BF Blade No.: F8477-7 Diameter No.: 77 Inches Maximum Pitch Settings: at 30" sta = low 15.6° 76 Inches Maximum Governor: Hartzell F-4-4A = high 34.0° Spinner Assembly: Hartzell PN 5506009-3 Maximum Total Pilot, Passenger, & Baggage Weight 495 lb.

Oil Capacity: 12 qt. at sta. 28.0 2 3/4 qt. minimum FAA FORM 8110-2-1 (10-69) 47.

**PAGE 30F3 PAGES**

## Every issue (1)

- March 5, 1996: Amended, Current. [certificate](https://openairdocs.org/files/sha256/f9/f1/f9f136d0bffbd8be0f51b9457ce32a6a034d9a31e7dadb31a9607d70085fff5a)

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