STC SA419EA-D

Federal Aviation Agency Supplemental Type Certificate Number: SA4998A-D This certificate issued to: American Airlines, Inc.

633 Third Avenue NewYork, New York Certifies that the change in the type design for the following product with the limitations and conditions therefor as specified hereonmeels the airworthiness neguirements of Part 25/ CAR 1 Fateral Shriation Regulations.

Original Product - Typebortificate Number: 4A21 4A28 Model: 707-123B Make: Boeing 707-323C Boeing Description of Type Design Change: Install a vertical remote accelerometer and adapter harness to permit interchangeable usé with a modified or unmodified flight recorder in the existing location as described in Engineering Change Order B. 02743A, dated January 13, 1967.

Limitations and Conditions: This approval should not be incorporated in any aircraft of this specific 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 affect upon the airworthiness of the aircraft.

Date of Application: . June 1, 1967 Date Reissued:

Date of Issuance: June 1, 1967 Date Amended: September 8, 1967 AMERICA Coordinator DASlEA C. Kéene

47.

FAA FORM 8110-2 (1-66)

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and Z1P code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and ZIP code) Exent of Authority (if licensing agreement) :

Signature of grantor (1n ink) :

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