STC SA09364AC-D

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA09364AC-D This certificate issued to: S-TEC Corporation One S-TEC Way Mineral Wells Municipal Airport Mineral Wells, TX 76067-9236 Certifies that the change in the type design for the fellowing preduct with the limitations and conditions therefor as specified hercen meets the airethiness sequieuents of Last 23 of the Federal & rintion Regulations.

Original Product Type Certifate A umber : A18SW Make: Fairchild Aircraft Model: SA227-DC (C-26B) Description of Type Design Change:

Installation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-526-40/50, according to Bulletin No. 626, Revision 3, dated 4-16-99 and Master Drawing List No.

92681, Revision C, dated 4-16-99 or later FAA Approved revisions of the above data (28 Volt System).

Eligible on Fairchild Aircraft model SA227-DC (C-26B) except when equipped with McCauley propeller model C-663).

(See Continuation Sheet, Page 2, a part of this STC.)

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of Application: 4-19-99 Late wisted:

Late of 'isuasce: 4-21-99 Date Amended:

By Direction of the Administrator FEDERAL AVIATION Michel K (Signature) TOMINISTRATIOF DAS Staff Coordinator, DAS 5 SW Michael Keirnan (Title)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA09364ACD Limitations and Conditions: (con't.)

2. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 891727, dated 4-21-99 is required for Fairchild Aircraft model SA227-DC (C-26B) (Except when equipped with McCauley propeller model C-663) for S-TEC System 40 or later FAA Approved revisions of the above supplement.

PAA/DAS Approved Airplane Flight Manual Supplement, P/N 891728, dated 4-21-99 is required for Fairchild Aircraft model SA227-DC (C-26B) (Except when equipped with McCauley propeller model C-663) for S-TEC System 50 or later FAA Approved revisions of the above supplement.

4. FAA/DAS Approved Airplane Flight Manual Supplement, P/N 891735S, dated 4-21-99 is required for Fairchild Aircraft model SA227-DC (C-26B) (Except when equipped with McCauley propeller model C-663) for S-TEC System 50 WITH NO TRACK OPTION or later FAA Approved revisions of the above supplement.

5. Compatibility of this modification with other previously approved modifications must be determined by the installer.

FAA Form 8110-2-1 (10-69) Page 2 of 2

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

Signature of grantor (In ink):