# STC SA3104SO-D - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Summit Aviation Inc, United States - Description: Installation of a Teledyne Continental Motors model 10-550-L engine, a McCauley model D3A34C402/90DFA-10 propeller or a Hartzell PHC-J3YF-1RF/F7691 (propeller and other minor changes - Applied: July 17, 1991 - Status date: July 14, 2023 - Product: Aircraft, Small Airplane - Data sheets: [TCDS 3A21](https://openairdocs.org/tcds/3A21) - Certificate PDF: https://openairdocs.org/files/sha256/ae/a3/aea3c220bde305bc84088532b2e7c75648fedb71074afb53ca41f849a08a0157 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173418996420230726140525.0001 - DRS record last changed: December 5, 2025 - Page: https://openairdocs.org/stc/SA3104SO-D ## ADs that name it (0) None. ## Approved models (8) - Cessna Aircraft Company 210K ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company 210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company 210M ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company 210N ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company T210K ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company T210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company T210M ([TCDS 3A21](https://openairdocs.org/tcds/3A21)) - Cessna Aircraft Company T210N ([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. SA3104SO-D Summit Aviation, Inc. 243 Burgess Road, STE A Greensboro, NC 27409 Part 3 3A21 Cessna 210 K thru N: T210 K, L, M, N Installation of a Teledyne Continental Motors model 10-550-L engine, a McCauley model D3A34C402/90DFA-10 propeller or a Hartzell PHC-J3YF-1RF/F7691 (propeller and other minor changes, in accordance with Aero Modifications & Consulting, LLC "14093003 Installation Instructions", Revision A, dated May 31, 1996 or later FAA approved revision for 210 Series or "21095002 Installation Instructions", Revision A, dated May 30, 1996 or later FAA approved revision and Master Drawing List 21095000, Revision A, dated July 11, 1996 or later FAA approved revision for the T21 0 Series. Aero Modifications & Consulting, LLC FAA approved Flight Manual Supplement (S/N 21059200 through 21062954) or FAA approved "Pilot's Operating Handbook and FAA approved Flight Manual Supplement: (S/N 21062955 through 31064897), both dated March 24, 1997 or later FAA approved revisions, are required for the installation in the 210 and T210 Models as part of this STC. July 17, 1991 December 23, 1991 July 15, 2010 Christina M. Underwood Manager, East Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 2 Civil Air Regulations October 22, 2007, June 12, 2014, January 11, 2016, January 8, 2020, July 14, 2023 SA3104SO-D 2 ## Every issue (4) - July 14, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ae/a3/aea3c220bde305bc84088532b2e7c75648fedb71074afb53ca41f849a08a0157) - January 8, 2020: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/cd/4b/cd4bb1f39fdb5854bf909b6a27bad3856ff4df52fe8c8398af24c0873c6cfc2d) - January 11, 2016: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/75/0b/750bc70c4d37d59c6ed46f2e05007aa0fdbdbfcfc5463dd7eaf634822c8b3273) - June 12, 2014: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/34/e5/34e58f4b93c6d4a9cef4cdc7a4bba8df8308b27cbdd9465a65220e7159645cbe) --- 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.