STC ST09924AC

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST09924AC This certificate issued to: Delta G Design, Inc.

100 Research Pkwy., Suite 3287-B Waco, TX 76704 _25_ of Federal Aviation Regulations.

Original Product Make: The Boeing Company Type Certificate Number: A20WE Model: 747-8 Series Description of Type Design Change:

Installation of the AeroSat FMU HR6400 F310 Satcom System in accordance with Delta G Design Master Data List Document Number DGD-ASTR03-MD-01, Rev. IR, dated August 10, 2021, or later FAA approved revision.

Maintained per Delta G Design and Instructions for Continued Airworthiness Document Number DGD-ASTR03- IC-01, Rev. IR, dated February 17, 2021, or later FAA accepted revision.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

Certification Basis: Cont'd on page 3 and 4

Date of Application: September 22, 2016 Date Reissued:

Date of Issuance: September 17, 2021 Date Amended:

Jim Grigg Manager, Fort Worth ACO BranchTitle: Compliance & Airworthiness Division Aircraft Certification Service

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST09924AC

Transfer Endorsement ST09924ACTransfer the ownership of Supplemental Type Certificate Number:

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST09924AC

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST09924AC