STC SA408EA-D

Federal Aviation Agency Supplemental Type Certificate Number: SA408BA-D This certificate issued to: American Airlines, Inc.

Maintenance and Engineering Center Tulsa, oklahoma Certifies that the change in the type design for the following product with the limitations and conditions thonfer as specified heron meet the incontines equirements fPart 25/ AR 1 Federal Striation Regulations.

Original Product - Type Cortificate Number: A SEU Make: BAC Model: 1-11 Series 401/AK Description of Type Design Change:

Installation of the maintenance/flight data recording system on the BAC 1-1l series 401/AK aircraft in accordance with American Airlines' Engineering Change Orders U.00560A, (9-13-67); U.00560C, (11-9-67); U.00560D, (11-24-67);

U.00560Е, (1-15-68); U.00560H, (4-23-68); U.00560L, (7-10-68); U.00560M, (7-18-68); U.00560N, (7-8-68); U.00560P, (8-7-68); U.00560R, (9-5-60); U.005605, (9-10-68); U. 005607, (11-6-68).

This approval should not be extended to other specific aircraft of this model on which other approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those previously incorporated approved modifications will not introduce any adverse effect upon the airworthiness of the aircraft. No flights may be predicated on the use of this equipment.

Date of Application: October 4, 1966 Date Reissued:

Date of Issuance: November 5, 1966 Date Amended: 2-8-67; 7-10-67; 10-2-07;

FEDERAL MATION AGENCE By direction I the Administraton 11-30-67; 1-22-68; 4-23-68; 7-19-68;3-25-69 UNITED STATES OF AMERICA DASIEA Coordinator (Signature ) (Title)

FAA FORM 8110-2 (1-66) 0052-657-6000

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