FAA-listed STC holder

Thunder Bay Aviation Ltd STCs

The Jun 30, 2026 FAA DRS snapshot lists 7 selected supplemental type certificates with status Current under Thunder Bay Aviation Ltd. The records span 11 public aircraft directories and 7 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

Feb 1, 2022

latest recorded revision

Modification mix

Aircraft structures1 Flight controls1 Fuel systems1 Landing gear and brakes1 Cargo and special mission1 Other aircraft modifications1 Cabin and interiors1

Aircraft represented

Viking Air DHC-6-30091 STCs Viking Air DHC-6-20080 STCs Viking Air DHC-6-10077 STCs Viking Air DHC-2 Mk.I53 STCs Viking Air DHC-6-40048 STCs Viking Air DHC-340 STCs Viking Air DHC-2 Mk.III32 STCs Bombardier DHC-6-30031 STCs Bombardier DHC-6-10025 STCs Bombardier DHC-6-20025 STCs Viking Air DHC-2 Mk.II20 STCs

Recently revised records

Showing the 7 most recently revised records. Category directories provide the complete paginated discovery path.

7 displayed records.

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

Thunder Bay Aviation Ltd supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
SA04701NY Replacement of Fixed Wing Control Cables. Aircraft structures View record	Viking Air DHC-2 Mk.ITC A-806 Viking Air DHC-2 Mk.IITC A-806 Viking Air DHC-2 Mk.IIITC A-806 Viking Air DHC-3TC A-815 Viking Air DHC-6-100TC A9EA Viking Air DHC-6-200TC A9EA Viking Air DHC-6-300TC A9EA Viking Air DHC-6-400TC A9EA	Current at cited snapshot Revised Feb 1, 2022 Application: Jul 21, 2021	FAA holder: Thunder Bay Aviation Ltd FAA authority record
SA03464NY Rudder Trim Cables. Flight controls View record	Viking Air DHC-6-100TC A9EA Viking Air DHC-6-200TC A9EA Viking Air DHC-6-300TC A9EA	Current at cited snapshot Revised Oct 15, 2014 Application: Sep 29, 2013	FAA holder: Thunder Bay Aviation Ltd FAA authority record
SA01855NY Installation of Kal Air, Model 1460, extended range fuel system. Fuel systems View record	Viking Air DHC-3TC A-815	Current at cited snapshot Revised Apr 8, 2014 Application: Oct 3, 2003	FAA holder: Thunder Bay Aviation Ltd FAA authority record
SA02698NY Main Landing Gear Compression Block installation. Landing gear and brakes View record	Viking Air DHC-6-100TC A9EA Viking Air DHC-6-200TC A9EA Viking Air DHC-6-300TC A9EA	Current at cited snapshot Revised May 19, 2009 Application: Sep 14, 2007	FAA holder: Thunder Bay Aviation Ltd FAA authority record
ST02279NY Manufacture and replacement of Cockpit and Cargo Door Handle Replacements Thunder Bay Aviation Part Numbers TBAR83-5-70F and TBAR 32, Type 1. Cargo and special mission View record	Viking Air DHC-3TC A-815	Current at cited snapshot Revised Aug 22, 2007 Application: May 25, 2006	FAA holder: Thunder Bay Aviation Ltd FAA authority record
SA01929NY Installation of Thunder Bay Aviation utility passenger seats. Other aircraft modifications View record	Bombardier DHC-6-100TC A9EA Bombardier DHC-6-200TC A9EA Bombardier DHC-6-300TC A9EA	Current at cited snapshot Revised Apr 4, 2005 Application: May 13, 2004	FAA holder: Thunder Bay Aviation Ltd FAA authority record
SA01762NY Removal of deHavilland P/N C6FF1870-15 and installation of Improved Utility Seat Support TBC6FF1870-15. Cabin and interiors View record	Viking Air DHC-6-100TC A9EA Viking Air DHC-6-200TC A9EA Viking Air DHC-6-300TC A9EA	Current at cited snapshot Revised Nov 17, 2004 Application: Jun 18, 2003	FAA holder: Thunder Bay Aviation Ltd FAA authority record

Modification mix

Aircraft represented

Recently revised records

Replacement of Fixed Wing Control Cables.

Rudder Trim Cables.

Installation of Kal Air, Model 1460, extended range fuel system.

Main Landing Gear Compression Block installation.

Manufacture and replacement of Cockpit and Cargo Door Handle Replacements Thunder Bay Aviation Part Numbers TBAR83-5-70F and TBAR 32, Type 1.

Installation of Thunder Bay Aviation utility passenger seats.

Removal of deHavilland P/N C6FF1870-15 and installation of Improved Utility Seat Support TBC6FF1870-15.