FAA-listed STC holder

H. O. Aircraft Inc. STCs

The Jun 30, 2026 FAA DRS snapshot lists 4 selected supplemental type certificates with status Current under H. O. Aircraft Inc.. The records span 59 public aircraft directories and 2 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Aug 26, 2015

latest recorded revision

Recently revised records

Showing the 4 most recently revised records. Category directories provide the complete paginated discovery path.

4 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

H. O. Aircraft Inc. supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SA03451CH Installation of the reversible, 3-bladed MT-Propeller model MTV-9-D-C-R(M)/CR210-58 hydraulic constant speed propeller, and associated components. Propellers View record	Cessna Aircraft 180TC 5A6 Cessna Aircraft 180ATC 5A6 Cessna Aircraft 180BTC 5A6 Cessna Aircraft 180CTC 5A6 Cessna Aircraft 180DTC 5A6 Cessna Aircraft 180ETC 5A6 Cessna Aircraft 180FTC 5A6 Cessna Aircraft 180GTC 5A6 Cessna Aircraft 180HTC 5A6 Cessna Aircraft 180JTC 5A6 Cessna Aircraft 180KTC 5A6 Cessna Aircraft 185TC 3A24 Cessna Aircraft 185ATC 3A24 Cessna Aircraft 185BTC 3A24 Cessna Aircraft 185CTC 3A24 Cessna Aircraft 185DTC 3A24 Cessna Aircraft 185ETC 3A24 Cessna Aircraft 207TC A16CE Cessna Aircraft 207ATC A16CE Cessna Aircraft A185ETC 3A24 Cessna Aircraft A185FTC 3A24 Cessna Aircraft T207TC A16CE Cessna Aircraft T207ATC A16CE Textron Aviation 182TC 3A13 Textron Aviation 182ATC 3A13 Textron Aviation 182BTC 3A13 Textron Aviation 182CTC 3A13 Textron Aviation 182DTC 3A13 Textron Aviation 182ETC 3A13 Textron Aviation 182FTC 3A13 Textron Aviation 182GTC 3A13 Textron Aviation 182HTC 3A13 Textron Aviation 182JTC 3A13 Textron Aviation 182KTC 3A13 Textron Aviation 182LTC 3A13 Textron Aviation 182MTC 3A13 Textron Aviation 182NTC 3A13 Textron Aviation 182PTC 3A13 Textron Aviation 182QTC 3A13 Textron Aviation 182RTC 3A13	Current at cited snapshot Revised Aug 26, 2015 Application: Feb 23, 2015	FAA holder: H. O. Aircraft Inc FAA authority record
SA02828CH Installation of the Lycoming IO-390-A1A6 engine, MT model MTV-15-B/210-58 constant speed propeller and associated accessories. Engine and powerplant View record	Piper Aircraft PA-18TC 1A2 Piper Aircraft PA-18-105 (Special)TC 1A2 Piper Aircraft PA-18-125 (Army L-21A)TC 1A2 Piper Aircraft PA-18-135TC 1A2 Piper Aircraft PA-18-150TC 1A2 Piper Aircraft PA-18ATC 1A2 Piper Aircraft PA-18A-135TC 1A2 Piper Aircraft PA-18A-150TC 1A2 Piper Aircraft PA-18AS-125TC 1A2 Piper Aircraft PA-18AS-135TC 1A2 Piper Aircraft PA-18AS-150TC 1A2 Piper Aircraft PA-18STC 1A2 Piper Aircraft PA-18S-105 (Special)TC 1A2 Piper Aircraft PA-18S-125TC 1A2 Piper Aircraft PA-18S-135TC 1A2 Piper Aircraft PA-18S-150TC 1A2 Piper Aircraft PA-19 (Army L-18C)TC 1A2 Piper Aircraft PA-19STC 1A2	Current at cited snapshot Revised Jan 15, 2014 Application: Mar 24, 2009	FAA holder: H. O. Aircraft Inc. FAA authority record
SA02979CH Installation of the Lycoming O-320-A2B engine in accordance with H. O. Aircraft, Inc. Installation Manual, Document No. IM-7ECA-320, Rev. IR, dated 5/12/2011, FAA approved on 7/1/2011 or later FAA approved revision. Engine and powerplant View record	American Champion Aircraft Corp 7ECATC A-759	Current at cited snapshot Revised Jul 1, 2011 Application: Jan 11, 2011	FAA holder: H. O. Aircraft Inc. FAA authority record
SA02906CH Installation of the reversible MT-Propeller model MTV-15-B-C-R(M)/CR210-58 two bladed hydraulic constant speed propeller. Propellers View record	Piper Aircraft PA-18TC 1A2 Piper Aircraft PA-18-105 (Special)TC 1A2 Piper Aircraft PA-18-125 (Army L-21A)TC 1A2 Piper Aircraft PA-18-135TC 1A2 Piper Aircraft PA-18-150TC 1A2 Piper Aircraft PA-18ATC 1A2 Piper Aircraft PA-18A-135TC 1A2 Piper Aircraft PA-18A-150TC 1A2 Piper Aircraft PA-18AS-125TC 1A2 Piper Aircraft PA-18AS-135TC 1A2 Piper Aircraft PA-18AS-150TC 1A2 Piper Aircraft PA-18STC 1A2 Piper Aircraft PA-18S-105 (Special)TC 1A2 Piper Aircraft PA-18S-125TC 1A2 Piper Aircraft PA-18S-135TC 1A2 Piper Aircraft PA-18S-150TC 1A2 Piper Aircraft PA-19 (Army L-18C)TC 1A2 Piper Aircraft PA-19STC 1A2	Current at cited snapshot Revised Nov 8, 2010 Application: Aug 19, 2010	FAA holder: H. O. Aircraft Inc. FAA authority record

H. O. Aircraft Inc. STCs

Modification mix

Aircraft represented

Recently revised records

Installation of the reversible, 3-bladed MT-Propeller model MTV-9-D-C-R(M)/CR210-58 hydraulic constant speed propeller, and associated components.

Installation of the Lycoming IO-390-A1A6 engine, MT model MTV-15-B/210-58 constant speed propeller and associated accessories.

Installation of the Lycoming O-320-A2B engine in accordance with H. O. Aircraft, Inc. Installation Manual, Document No. IM-7ECA-320, Rev. IR, dated 5/12/2011, FAA approved on 7/1/2011 or later FAA approved revision.

Installation of the reversible MT-Propeller model MTV-15-B-C-R(M)/CR210-58 two bladed hydraulic constant speed propeller.