# STC SA5200SW-D - Type: Supplemental type certificate - Status: Current, Amended - Holder: S-TEC Corporation, United States - Description: Installation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-182-40/50. - Applied: July 22, 1983 - Status date: December 14, 1998 - Product: Aircraft, Single-Engine - Certification basis: Part 21 - Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12) - Certificate PDF: https://openairdocs.org/files/sha256/c3/09/c3093ba4ac9d7262408d0282abe11bd5d01e9c59ff7b9609f937445e0d0c7632 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/660672F3E5B9F95685256CC20012277B.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA5200SW-D ## ADs that name it (0) None. ## Approved models (12) - Textron Aviation Inc. 172 ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172A ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172B ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172C ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172D ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172E ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172F (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172G ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172H (USAF T-41A) ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172I ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172K ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) - Textron Aviation Inc. 172L ([TCDS 3A12](https://openairdocs.org/tcds/3A12)) ## What the certificate says This is OCR from the scanned FAA certificate. OCR can misread letters and numbers. United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number SAS200SW-D This certificate issued to: S-TEC Corporation One S-TEC Way Mineral Wells Municipal Airport Mineral Wells, TX 76067-9236 Pait 3 of the kirit shi Regulutions. Original Product F yo Certificate A unter: ЗА12 Al abe: Cessna Model: 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 1721, 172K, and 172L Description of Type Design Change: Installation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-182-40/50, according to Bulletin No. 282, Revision 7, dated 12-09-98 and Master Drawing List No. 92213, Revision G, dated 12-09-98 or later FAA Approved revisions of the above data (14 Volt System). Also eligible on the above models when modified per STC SA420CE (180 H.P. engine conversion). 2. Also eligible on models 172D, 172E, 172F, 172G, 172H, 1721, 172K, and 172L when modified per STC SA4428SW (180 H.P. engine conversion) (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. Suls of application: 7-22-83 Date Reissued: Date of Issuance: 9-08-83 Pule amended: 10-11-88, 8-07-96, 12-14-98 Revision 3 By Direction of the Administrator FEDERAL AVIATION (Signature) * TOMINSTRATO Michael Keirnan DAS Staff Coordinator, DAS 5 SW (Title) FAA Form 8210-2 (10-68) Page 1 of 3 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA5200SW-D, Revision 3 Limitations and Conditions: (con't.) FAA Approved Supplemental Flight Manual, P/N 89248, dated 9-08-83 is required for Cessna Models 112, 1/2A, 1/2B, 1/2C, 1/2D, 172E, 172F, 1720, 172H, 1721, 172K, and 172L And The Above Models When Modified Per STC SA420CE (Lycoming Engine 0-360-A1D, 180 H.P.) for S-TEC System 40 or later FAA Approved revisions of the above supplement. FAA/DAS Approved Supplemental Flight Manual, P/N 89248-1, dated 8-07-96 is required for Cessna Models 172D, 172E, 172F, 172G, 172H, 1721, 172K, and 172L And The Above Models When Modified Per STC SA420CE (Lycoming Engine 0-360-A1D, 180 H.P.) for S-TEC System 40 or later FAA Approved revisions of the above supplement. 4. FAA/DAS Approved Supplemental Flight Manual, P/N 89249-1, dated 8-07-96 is required for Cessna Models 172D, 172E, 172F, 172G, 172H, 1721, 172K, and 172L And The Above Models When Modified Per STC SA420CE (Lycoming Engine 0-360-A1D, 180 H.P.) for S-TEC System 50 or later FAA Approved revisions of the above supplement. FAA/DAS Approved Supplemental Flight Manual, P/N 891291, dated 8-07-96 is required for Cessna Models 172, 172A, 172B, and 172C And The Above Models When Modified Per STC SA420CE (Lycoming Engine 0-360-A1D, 180 H.P.) for S-TEC System 40 or later FAA Approved revisions of the above supplement. FAA/DAS Approved Supplemental Flight Manual, P/N 891292, dated 8-07-96 is required for Cessna Models 172, 172A, 172B, and 172C And The Above Models When Modified Per STC SA420CE (Lycoming Engine 0-360-A1D, 180 H.P.) for S-TEC System 50 or later FAA Approved revisions of the above supplement. FAA/DAS Approved Supplemental Flight Manual, P/N 89248, Revision 2, dated 12-14-98 is required for 1. Cessna models 172D, 172E, 172F, 172G, 172H, 1721, 172K, and 172L and the above models when modified per STC SA420CE (180 H.P. engine conversion) 2. Cessna models 172D, 172E, 172F, 172G, 172H, 1721, 172K, and 172L when modified per STC SA4428SW (180 H.P. engine conversion) for S-TEC System 40 or later FAA Approved revisions of the above supplement. FAA/DAS Approved Supplemental Flight Manual, P/N 89249, Revision 2, dated 12-14-98 is required for 1. Cessna models 1720, 1/2E, 172F, 172G, 172h, 1721, 172k, and 172L and the above models when modified per STC SA420CE (180 H.P. engine conversion) 2. Cessna models 172D, 172E, 172F, 172G, 172H, 1721, 172K, and 172L when modified per STC SA4428SW (180 H.P. engine conversion) for S-TEC System 50 or later FAA Approved revisions of the above supplement. FAA/DAS Approved Supplemental Flight Manual, P/N 891291, Revision 1, dated 12-14-98 is required for Cessna models 172, 172A, 172B, and 172C and the above models when modified per STC SA420CE (180 H.P. engine conversion) for S-TEC System 40 or later FAA Approved revision of the above supplement. FAA Forin 8110-2 (10-68) United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA5200SW-D, Revision 3 Limitations and Conditions: (con't.) 10. FAA/DAS Approved Supplemental Flight Manual, P/N 891292, Revision 1, dated 12-14-98 is required for Cessna models 172, 172A, 172B, and 172C and the above models when modified per STC SA420CE (180 H.P. engine conversion) for S-TEC System 50 or later FAA Approved revisions of the above supplement. Compatibility of this modification with other previously approved modifications must be determined by the installer. 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): Signature of grantor (In ink): U.S. GOVERNMENT PRINTING OFFICE: 1966 OF-205-579 ## Every issue (1) - December 14, 1998: Amended, Current. [certificate](https://openairdocs.org/files/sha256/c3/09/c3093ba4ac9d7262408d0282abe11bd5d01e9c59ff7b9609f937445e0d0c7632) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.