STC SA09133AC-D

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA09133AC-D This certificate issued to: S-TEC Corporation One S-TEC Way Mineral Wells Municipal Airport Mineral Wells, TX 76067-9236 I at 1 of the Cret An Kequations.

Original Product I ype Costificate A unter: 3A17 Al ate : Cessna Model: R172J and R172K Description of Type Design Change:

Installation of S-TEC System 55/55X Two Axis Automatic Flight Guidance System, Model ST-612, according to Bulletin No. 712, Revision 2, dated 2-28-01 and Master Drawing List No. 92827, Revision B, dated 2-28-01 or later FAA Approved revisions of the above data (14 Volt System).

(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: 11-29-95 Late issued :

Late of ismunce: 12-04-95 Date Amended: 2-28-01 By Direction of the Administrator FEDERAL AVIATION (Signature) TOMINSTRATO Michael Keiran DAS Staff Coordinator, DAS 5 SW (Title)

) FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 891220, dated 12-04-95 is required or later FAA Approved revisions of the above supplement.

FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 891220, Revision 1, dated 2-28-01 is required for Cessna models R172J and R172K for S-TEC System 55/55X or later FAA Approved revisions of the above supplement.

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