STC SA1521WE

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate which was reported Number SA152IWE Reissued on June 29, 1983, to replace the original certificate This certificate issued to: Kal Aero Service, InC.

Part 42 of the CiVi] Air Regulations, dated Apri1 1, 1950.

Original Product - Type Gertificate Number: A-2-575 Make: North American Atardel:

AT-6, AI-GA, AI-6B, AT-6C, AI-6D, Description of Type Design Change: Installation of metal covering on ailerons, AT-6F, I-6G elevators and rudder in accordance with R. T, Elliot Drawings 1001A (1/7/79), 1002A (1/7/79), and MSAC Drawing 1003A (1/7/79).

The installation on Model AT-6C Serial Number 168-76, N96700, was made in accordance with three Robert T. Elliott Sketches dated May 23, 1967.

This approval should not be extended to other specific airplanes of these models on which other previously approved modifications incorporated unless it is determined that the interrelationship between this adverse effect upon the airworthiness of that airplane. change and any of those other previously approved modifications will introduce no October 4, 1967 Date Amended: October 3, 1969 EDERAL AVIATIO Dy dinctin of the Vagrimatrater Alan C.. Archoda TOMINISTRAIOA Get Pervisor, Airereft MotiFication Section 47