STC SA1772NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA1772NM This certificate issued to: S.A.E. Inc.

Part 3 if the Civil Air Regulalions. Effective November 13, 1945.

Original Product - Type bertificate Number: A-769 Make: Republic Model: RC-3 Description of Type Design Change:

Installation of Lycoming GSO-480-B2G6 engine, Hartzell HC-A3VF-( )/LV8433N propeller, new nacelle, engine mount, modified rear spar, modified aileron cable routing and associated systems in accordance with S.A.E., Inc., Installation Instructions Model 2-LE and Drawing List Report No. 2, dated September 25, 1981, or later FAA approved revisions.

Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Republic RC-3, Serial Number 310 only. A copy of this Certificate, Addendum No. SA1772NM, and S.A.E., Inc., FAA Approved Airplane Flight Manual Supplement dated July 8, 1986, shall be maintained as part of the permanent records for the modified aircraft.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA1772NM Supplemental Type Certificate ADDENDUM NO. SA1772NM The conditions and limitations of Type Certificate Data Sheet No. A-769 apply except as follows:

Supplemental Type Certificate Addundum, which is part of STC 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: S.A.E. Inc.

I. MODELS RC-3, 4PCLM (NORMAL CATEGORY) AS MODIFIED BY STC SA1772NM Engine: Lycoming GSO-480-B2G6 FUEL: See Engine Data Sheet as follows:

Engine TC Data Sheet GSO-480-B2G6 P6EA Propeller: Hartzell HC-A3VF-1 ( )/LV8433N (Data Sheet No. P-913-11) Propeller-Engine Combinations:

The maximum and minimum propeller diameters that can be used from a vibration standpoint are shown below. No reduction below the minimum diameter listed is permissible, since this figure includes the diameter reduction allowable for repair purposes.

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United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA1772NM Supplemental Type Certificate ADDENDUM NO. SA1772NM (Continued from previous page) BLADE MAX DIA. MIN DIA.

HUB MODEL MODEL ENGINE MODEL (INCHES) (INCHES) PLACARDS HC-A3VF-( ) LV8433N LYC.GSO-480-B2G6 84 5/8 84 5/8 ** **AVOID CONTINUOUS OPERATION ON THE GROUND BETWEEN 1300 & 1650 RPM AND BETWEEN 2100 & 2500 RPM.

Maximum Weight: 3150 1bs.

Powerplant Instrument Markings: Refer to Airplane Flight Manual Supplement Placards: The following placard is to be in front of and full view of the pilot:

"OPERATION IN NORMAL CATEGORY ONLY"

PILOT TO INSURE OPERATION WITHIN

THE APPROVED WEIGHT AND CENTER OF GRAVITY LIMITS AI ALL TIMES. REFER TO THE APPROVED LOADING SCHEDULE."

SERIAL NUMBER ELIGIBLE: 310 only.

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