STC SA5343SW-D

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA53435W-D This certificate issued to: 14. S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, TX 76067 Part 23 of the Federal Air Hegulations.

Original Product - Type Centificate Numben: A13CE Make: CESSNA Model: 177B Description of Type Design Change:

Installation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-247-40/50, according to Bulletin No. 347, dated 7-12-84 and Master Drawing List No. 92283, dated 7-12-84 and/or later FAA Approved revisions of the above data (28 Volt System).

1. FAA Approved Supplemental Flight Manual, P/N 89499, dated 10-3-84 is required for S-TEC System 40 and/or later FAA Approved revisions of the above supplement.

L. FAA Approved Supplemental Flight Manual, P/N 89501, dated 10-3-84 is required for S-TEC System 50 and/or later FAA Approved revisions of the above supplement.

3. Compatability of this modification with other previously approved modifications must be determined by the installer.

Date of Application: 8-02-84 Date veisissed:

Date of Issuance: 10-3-84 Date Amended:

FEDERAL AVIATION By Direction of the Administrator (Signature) TOMINISTRA TION Harold W. Holdeman DAS Staff Coordinator, DAS 5 Sw (Title)

FAX FoRM 8110-2 (10-68)

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 and street ) (City, State, and ZIP code) Extent of Authority (if licensing agreement):

Date of Transfer: _ Signature of grantor (In ink):

U.5. GOVERNMENT PRINTING OFFICE: 1966 OF OF-205-579