STC SA5922NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA5922NM This certificate issued to: Flight Structures, InC.

Purt 25 of the Federal Aviation Regulations.

Original Product - Type bertificate Number: A2OWE Make: Boeing Model: 747-400 Description of Type Design Change: Installation of Data Trial Satfone System structural and electrical provisions per document 92FS055-D01, Revision C, dated January 26, 1993, 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 other aircraft of this model 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. A copy of this Certificate must be maintained as part of the permanent records for the modified aircraft.

Date of Application: February 1, 1993 Jute wissued:

Date of Issuance: February 12, 1993 Sale umended:

FEDERAL AVIATIO By Direction of the Administrator Smiles maine) TOMINIST RATION Asst. Mgr,, Seattle Aircraft Certification Office (Title)

47.