STC SA924NW

Number SA924NW This certificate, issued to: Pacific Propeller International LLC 5802 South 228th Street Kent, WA 98032-1810 and Aero Air, Inc.

2050 NE. 25th Avenue Hillsboro, OR 97124 Part 3 of the Civil Air Regulations.

Original Product ⎯Type Certificate Number: 2A4 Make: Rockwell Commander Model: 680W

Description of the Type Design Change: Installation of Hartzell HC-B3TN-5K/T-10178-B13Q propellers on AiResearch Model TPE-331-1-151K in accordance with Pacific Propeller, Inc. Master Drawing List 76025.

Limitations and Conditions: Approval of this change in type design applies basically to the above model aircraft only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate, Addendum No.

SA924NW, and FAA Approved Airplane Flight Manual Supplement, shall be maintained as part of the permanent records for the modified aircraft.

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission. (See Continuation Sheet, Page 2.)

Date of application: January 15, 1980 Date reissued: March 25, 2004 Date of issuance: April 16, 1980 Date amended: March 25, 2004; June 30, 2005

(Signature) Acting Manager, Seattle Aircraft Certification Office (Title)

FAA FORM 8110-2(10-68

Pacific Propeller International LLC 5802 South 228th Street Kent, WA 98032-1810 and Aero Air, Inc.

2050 NE. 25th Avenue Hillsboro, OR 97124

Number SA924NW

SUPPLEMENTAL TYPE CERTIFICATE ADDENDUM NO. SA924NW

Reissued: March 25, 2004 Amended: June 30, 2005

Limitations and Conditions(Cont’d): The Conditions and Limitations of Type Certificate Data Sheet No. 2A4 apply except where superseded by the following:

This Supplemental Type Certificate Data Sheet, which is part of STC SA924NW, prescribes the conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Federal Aviation Administration.

ROCKWELL COMMANDER MODEL 680W (NORMAL CATEGORY) AS MODIFIED BY STC SA924NW

Engines: AiResearch TPE-331-1-151K

Engine Limits: Takeoff: 575 Hp Maximum Continuous: 500 Hp Propellers and Propeller Limits: Hartzell HC-B3TN-5K/T-10178-B13Q Takeoff: 800 Hp @ 2200 rpm, or;

1000 Hp @ 2000 rpm

Blade Angles: Reverse 8.7º @ 30” radius Flight 8.0º @ 30” radius Feather 86.5º @ 30” radius

*ALL ELSE IS THE SAME AS TYPE CERTIFICATE DATA SHEET 2A4.

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