STC SA00320SE

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA00320SE This certificate issued to: Micro AeroDynamics, Inc.

4000 Airport Rd. Suite D Anacortes, WA 98221 Certifies that the change in the type design for the following product with the limitations and conditions therefor as specified hereon meet's the airworthiness requirement's of Part 3 of the Civil Air Regulations, effective May 15, 1956, including amendments 3-1 through 3-5 and 3-8.

Original Product Type Certificate Number: ATCE Make: Cessna Model: 411 and 411A Description of Type Design Change: Installation of vortex generators on the wing, vertical tail and cowling in accordance with Drawing Package MA2059, Revision IR, dated February 28, 1996, and Installation Manual MA2060, Revision IR, dated February 28, 1996, or later FAA approved revision.

Limitations and Conditions: Approval of this change in type design applies to the above model aircraft only.

This approval should not be extended to aircraft on which other previously approved modifications are incorporated unless it is determined that the relationship 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. Additionally, if more than 5 vortex generators are damaged or missing, the aircraft is not to be considered airworthy. A copy of this Certificate must be maintained as part of the permanent records for the modified aircraft.

Date of Application: January 3, 1996 Date Reissued:

Date of Issuance: March 22, 1996 Date Amended:

FEDERAL AVIATION By otic of the Sha jalar (Signature) MOMNIST RATION Acting Manager, Seattle Aircraft Certification Office (Title)