STC SA09424AC-D

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA09424AC-D This certificate issued to: S-TEC Corporation One S-TEC Way Mineral Wells Municipal Airport Mineral Wells, TX 76067-9236 Part 3 of the Civit An Regulations.

Original Product Type Lestificate Number: 3A24 Make: Cessna Model: 185, 185A, 185B, 185C, 185D, 185E, A185E, and A185F Description of Type Design Change:

Installation of S-TEC System 40X/50X Single and Two Axis Automatic Flight Guidance Systems, Model ST-781-40X/50X, according to Bulletin No. 881, dated 5-30-00 and Master Drawing List No. 921168, dated 5-30-00 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.

Federal I rintion Administration.

Date of Application: 6-01-00 Date Reissued:

Date of Issuance: 6-05-00 Date Amended:

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

47.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA09424AC-D Limitations and Conditions: (con't.)

Also eligible on the above models (landplane, floatplane or amphibian) when equipped with STC SA1441 WE (Robertson STOL) or STC SA968CE (Horton STOL) and/or STC SA2529WE (internal tip tanks).

2. FAA/DAS Approved Supplemental Flight Manual, P/N 891907, dated 6-05-00 is required for Cessna models 185, 185A, 185B, 185C, 185D, 185E, A185E; and A185F, S/N 18503683 and below (landplane, floatplane or amphibian) and the above models when equipped with STC SA1441WE (Robertson STOL) or STC SA968CE (Horton STOL) and/or STC SA2529WE (internal tip tanks) for S-TEC System 40X or later FAA Approved revisions of the above supplement.

FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 891908, dated 6-05-00 is required for Cessna model A185F, S/N 18503684 and on (landplane, floatplane or amphibian) and the above model when equipped with STC SA1441WE (Robertson STOL) or STC SA968CE (Horton STOL) and/or STC SA2529WE (internal tip tanks) for S-TEC System 40X or later FAA Approved revisions of the above supplement.

4. FAA/DAS Approved Supplemental Flight Manual, P/N 891912, dated 6-05-00 is required for Cessna models 185, 185A, 185B, 185C, 185D, 185E, A185E; and A185F, S/N 18503683 and below (landplane, floatplane or amphibian) and the above models when equipped with STC SA1441WE (Robertson STOL) or STC SA968CE (Horton STOL) and/or STC SA2529WE (internal tip tanks) for S-TEC System S0X or later FAA Approved revisions of the above supplement.

FAA/DAS Approved Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 891913, dated 6-05-00 is required for Cessna model A185F, S/N 18503684 and on (landplane, floatplane or amphibian) and the above model when equipped with STC SA1441WE (Robertson STOL) or STC SA968CE (Horton STOL) and/or STC SA2529WE (internal tip tanks) for S-TEC System 50X or later FAA Approved revisions of the above supplement.

6. 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):