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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.

4
listed Current at snapshot
59
aircraft directories
2
modification categories
Aug 26, 2015
latest recorded revision

Modification mix

Propellers2Engine and powerplant2

Aircraft represented

Cessna Aircraft 180136 STCsPiper Aircraft PA-18-150133 STCsCessna Aircraft 180C123 STCsCessna Aircraft 180A122 STCsPiper Aircraft PA-18122 STCsPiper Aircraft PA-18-135122 STCsPiper Aircraft PA-18A121 STCsPiper Aircraft PA-18A-150121 STCsCessna Aircraft 180B119 STCsCessna Aircraft 180D119 STCsPiper Aircraft PA-18-125 (Army L-21A)119 STCsPiper Aircraft PA-18A-135117 STCsCessna Aircraft 180E116 STCsCessna Aircraft 180F114 STCsPiper Aircraft PA-18AS-150111 STCsPiper Aircraft PA-18-105 (Special)110 STCsPiper Aircraft PA-18AS-135109 STCsPiper Aircraft PA-18S-150107 STCsCessna Aircraft 180G105 STCsPiper Aircraft PA-18S103 STCs

Recently revised records

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