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FAA-listed STC holder

Sierra Industries Inc STCs

The Jun 30, 2026 FAA DRS snapshot lists 34 selected supplemental type certificates with status Current under Sierra Industries Inc. The records span 74 public aircraft directories and 8 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

34
listed Current at snapshot
74
aircraft directories
8
modification categories
Jul 31, 2017
latest recorded revision

Modification mix

Flight controls13
Fuel systems5
Other aircraft modifications5
Avionics4
Cabin and interiors3
Engine and powerplant2
Aircraft structures1
Aircraft performance1

Aircraft represented

Boeing 747-300 Series200 STCsCessna Aircraft 550115 STCsTextron Aviation 55077 STCsTextron Aviation 56073 STCsTextron Aviation 50070 STCsPiper Aircraft PA-34-200T48 STCsTextron Aviation 50143 STCsPiper Aircraft PA-32-30039 STCsTextron Aviation A3638 STCsPiper Aircraft PA-3037 STCsTextron Aviation TU206G32 STCsTextron Aviation 55131 STCsTextron Aviation U206G31 STCsPiper Aircraft PA-34-20028 STCsPiper Aircraft PA-3928 STCsTextron Aviation T210M28 STCsTextron Aviation 210L27 STCsTextron Aviation T210L27 STCsTextron Aviation 210M26 STCsTextron Aviation 210N26 STCs

Recently revised records

Showing the 34 most recently revised records. Category directories provide the complete paginated discovery path.