STC SA2125NM

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 1 of 4 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

Certifies that the change in the type design for the following product with the limitations and conditions of .

(See Continuation Sheet Page 3 of 4 Pages) therefore as specified hereon meets the airworthiness requirements of SA2125NM FletchAir, Inc.

103 Turkey Run Lane Comfort, TX 78013 23 the Federal Aviation Regulations A16EA Gulfstream American AA-5 Installation of Lycoming 0-360-A4M engine and Sensenich 76EM8S10-0-60 propeller on a modified AA-5 engine mount Grumman American P/N 5501110-501 per Ameromod Corporation photographs 1 through 9.

Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Gulfstream American AA-5, Serial AA5-0232 only. A copy of this Certificate and Addendum No. SA2125NM shall be maintained as part of the permanent records for the modified aircraft.

May 24, 1983 April 29, 1991; June 9, 2022 July 12, 1983 For Acting Manager, Seattle ACO Branch

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 2 of 4 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

SA2125NM

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 3 of 4 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number:

(See Continuation Sheet Page 4 of 4 Pages) SUPPLEMENTAL TYPE CERTIFICATE ADDENDUM NO. SA2125NM The conditions and limitations of Type Certificate Data Sheet No. A16EA apply except where superseded by the following:

This Supplemental Type Certificate Addendum, which is part of STC SA2125NM, prescribes the conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Civil Air Regulations. A copy of this STC Addendum is required to be maintained as part of the permanent records for the modified aircraft.

SUPPLEMENTAL TYPE CERTIFICATE HOLDER: FletchAir, Inc.

1. GRUMMAN AMERICAN AA-5, TRAVELER, 4PCLM (NORMAL/UTILITY CATEGORY) AS MODIFIED BY SA2125NM Engine: Lycoming 0-360-A4M Fuel: 100/130 octane minimum grade aviation gasoline Engine Limits: Takeoff 2700 rpm (180 Hp) @ sea level Maximum continuous power - 2700 rpm full throttle Propeller and Sensenich 76 EM8S10-0-60 Propeller Limits Diameter: 76" only Spinner: Grumman American 5506009-3 Powerplant Instruments: Mark instruments as follows:

Oil Temperature:

Red Line 245° F - maximum Oil Pressure:

Green Arc 60 to 30 psl - normal operating range Yellow Arc 25 to 60 psl Red Line 25 psl minimum; 90 psl maximum Tachometer:

Red Line 2700 rpm - maximum Fuel Pressure:

Green Arc .5 to 8 psl - normal operating range Red Line 8 psl - maximum at sea level SA2125NM

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 4 of 4 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number:

End SUPPLEMENTAL TYPE CERTIFICATE ADDENDUM NO. SA2125NM Powerplant Instruments (Continued): Cylinder Head Temperature (Well - Type Thermcouple):

Red Line 500°F maximum C. G. Range: See Type Certificate Data Sheet A16EA Maximum Weight: See Type Certificate Data Sheet A16EA Placards: The following placard is to be in front and in full view of the pilot:

Install by Fuel Filler Ports:

SA2125NM