# STC SA10285SC - Type: Supplemental type certificate - Status: Current, Issued - Holder: Chelton Aviation Corporation, United States - Description: Installation of a Chelton Aviation Corp (CAC) AP-3C autopilot. - Applied: June 30, 2004 - Status date: September 27, 2004 - Product: Aircraft, Single-Engine - Certification basis: Part 21, Part 23 - Data sheets: [TCDS 3A21](https://openairdocs.org/tcds/3A21) - Certificate PDF: https://openairdocs.org/files/sha256/9a/b3/9ab3613b47187ed25cdacd51fd811c8cdfbd31a1a8ed58f5eb8b1625b113a36b - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2A3B6B7B251221888625705B0062DAA0.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA10285SC ## ADs that name it (0) None. ## Approved models (12) - The Cessna Aircraft Company 210K ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company 210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company 210M ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company 210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company 210R ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company P210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company P210R ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company T210K ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company T210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company T210M ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company T210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - The Cessna Aircraft Company T210R ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) ## What the certificate says Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record. United States Of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate Project No. ST7892SC-A GDM 5011 Sabre Drive Denton, TX 76207 Part 23 of the Civil Air Regulations. Original Product Type Certificate Number : 3A21 Make : Cessna Model : (See continuation sheet 3 of 3) Description of Type Design Change: Installation of a Chelton Aviation Corp (CAC) AP-3C autopilot accordance with Master Drawing List No. MS-011-12, Rev. B, dated September 21, 2004 or later FAA approved revision. FAA approved Airplane Flight Manual Supplement MS-011-14, Rev. I. R., dated September 27, 2004, or later FAA approved revision is required. Limitations and Conditions: Compatibility of this design change with previously approved modifications must be determined by the installer. 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 : June 30, 2004 Date of issuance : September 27, 2004 Date reissued : ( Signature) S. Frances Cox Manager, Special Certification Office Southwest Region (Title) FAA Form 8110-2-1(10-69) Page 2 of 2 Number SA10285SC Date of Issuance: September 27, 2004 Model List for STC SA10285SC 210K, T210K, 210L, T210L, 210M, T210M, 210N, P210N, T210N, 210R, P210R, T210R Certification Basis: Regulations at the latest amendments 23-0 through 23-55 23.143, 23.253, 23.301, 23.303, 23.305, 23.391, 23.395, 23.397, 23.561, 23.601, 23.603, 23.605, 23.607, 23.069, 23.611, 23.613, 23.671, 23.672, 23.677, 23.685, 23.689, 23.777, 23.779, 23.1301, 23.1307, 23.1309, 23.1321, 23.1322, 23.1329, 23.1351, 23.1357, 23.1381, 23.1431, 23.1529, 23.1555, 23.1581, 23.1583, 23.1585 ----------------------------------------------------------------End-------------------------------------------------------------------------- ---- ## Every issue (1) - September 27, 2004: Issued, Current. [certificate](https://openairdocs.org/files/sha256/9a/b3/9ab3613b47187ed25cdacd51fd811c8cdfbd31a1a8ed58f5eb8b1625b113a36b) --- 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.