| ST-347 | System 60 Two Axis Automatic Flight Guidance System | S-TEC Corporation | Current | 2011-08-08 |
| ST-472 | System 65 Two Axis Automatic Flight Guidance System | S-TEC Corporation | Current | 2011-08-08 |
| ST-979 | Installation of S-TEC 01326 Digital Flight Control System (DFCS) | S-TEC Corporation | Current | 2020-10-14 |
| ST-979-1 | Installation of S-TEC 01326 Digital Flight Control System (DFCS) | S-TEC Corporation | Current | 2020-10-14 |
| ST-979-2 | Installation of S-TEC 01326 Digital Flight Control System (DFCS) | S-TEC Corporation | Current | 2020-10-14 |
| STC040-21101 | Main Wheel Assembly | PMA Design & Manufacturing | Current | 2022-11-28 |
| Stinger Assembly | BTS100 | Airforms Inc | Historical | 2011-09-04 |
| TA2972-1 | Engine Preheat Kit | Hartzell Propeller Inc | Current | 2024-02-14 |
| TA2972-2 | Engine Preheat Kit | Hartzell Propeller Inc | Current | 2024-02-14 |
| TAS281000-01 | Hinged Fuel Cap Assy. | Texas Air Services, Inc. | Current | 2016-02-21 |
| TAS281000-02 | Hinged Fuel Cap Assy. | Texas Air Services, Inc. | Current | 2016-02-21 |
| TAS71-141-9 | NLG Piston Tube | Texas Air Services, Inc. | Current | 2015-04-29 |
| TASC6UM1134-27 | Axle | Texas Air Services, Inc. | Current | 2016-06-19 |
| TBA 38040-1 | Fuel Cap Assembly | Tango Bravo Aviation Inc | Historical | 2016-07-26 |
| TBA38040-1 | Fuel Cap Assembly | Tango Bravo Aviation Inc | Historical | 2015-05-09 |
| TBA611-101 | Threaded Pin, Fuel Cap | Tango Bravo Aviation Inc | Historical | 2016-07-26 |
| TBA611-101 | Fuel Cap, Threaded Pin | Tango Bravo Aviation Inc | Historical | 2015-05-09 |
| TBA611-102 | Washer, Wear | Tango Bravo Aviation Inc | Historical | 2016-07-26 |
| TBA611-102 | Wear, Washer | Tango Bravo Aviation Inc | Historical | 2015-05-09 |
| TBA611-103 | T-Handle, Fuel Cap | Tango Bravo Aviation Inc | Historical | 2016-07-26 |
| TBA611-103 | Fuel Cap, T-Handle | Tango Bravo Aviation Inc | Historical | 2015-05-09 |
| TBA611-104 | Spring, Fuel Cap | Tango Bravo Aviation Inc | Historical | 2016-07-26 |
| TBA611-104 | Fuel Cap, Spring | Tango Bravo Aviation Inc | Historical | 2015-05-09 |
| TBA611-105 | Bottom, Fuel Cap | Tango Bravo Aviation Inc | Historical | 2016-07-26 |
| TBA611-105 | Fuel Cap, Bottom | Tango Bravo Aviation Inc | Historical | 2015-05-09 |
| TBA611-106 | Top, Fuel Cap | Tango Bravo Aviation Inc | Historical | 2016-07-26 |
| TBA611-106 | Fuel Cap, Top | Tango Bravo Aviation Inc | Historical | 2015-05-09 |
| TBA611-902 | Ball Chain | Tango Bravo Aviation Inc | Historical | 2016-07-26 |
| TBA611-902 | Ball Chain | Tango Bravo Aviation Inc | Historical | 2015-05-09 |
| TBA611-903 | End Coupling | Tango Bravo Aviation Inc | Historical | 2016-07-26 |
| TBA611-903 | End Coupling | Tango Bravo Aviation Inc | Historical | 2015-05-09 |
| TBAC6FF1910 | Seat Plug | Tango Bravo Aviation Inc | Historical | 2014-01-13 |
| TBAC6UM1124-27 | Sleeve | Tango Bravo Aviation Inc | Historical | 2012-07-28 |
| TSF3236-115 | Display Heater Kit | Tanis Aircraft Products | Current | 2018-05-29 |
| TSFDHC6-2972-115 | Preheat Kit | Tanis Aircraft Products | Current | 2018-11-01 |
| TSFDHC6-2972-230 | Preheat Kit | Tanis Aircraft Products | Current | 2018-11-01 |
| TWA-C2-TP110 | Weldment | Airforms Inc | Historical | 2011-04-23 |
| W-1223 | DeHAVILLAND BEAVER FIXED FWD DOOR WINDOW - RH or LH | Great Lakes Aero Products | Current | 2008-12-09 |
| W-1224 | DeHAVILLAND BEAVER SLIDING FWD DOOR WINDOW - RH or LH | Great Lakes Aero Products | Current | 2008-12-09 |
| W-1225 | DeHAVILLAND BEAVER REAR DOOR WINDOW - RH or LH | Great Lakes Aero Products | Current | 2008-12-09 |
| W-1226 | DeHAVILLAND BEAVER REAR PORTAL WINDOW - RH or LH | Great Lakes Aero Products | Current | 2008-12-09 |
| W-2579-LH | DeHAVILLAND BEAVER MK.II SKYLIGHTS - RH or LH | Great Lakes Aero Products | Current | 2009-04-29 |
| W-2579-RH | DeHAVILLAND BEAVER MK.II SKYLIGHTS - RH or LH | Great Lakes Aero Products | Current | 2009-04-29 |
| W-2721-1 | De Havilland DHC-6 Cabin Window (RH or LH Fwd and Emergency Exit - Clear) | Great Lakes Aero Products Inc | Current | 2013-11-20 |
| W-2721-1-250 | De Havilland DHC-6 Cabin Window (RH or LH Fwd and Emergency Exit - .250 Inch Clear) | Great Lakes Aero Products Inc | Current | 2013-11-20 |
| W-2721-3 | De Havilland DHC-6 Cabin Window (RH or LH 3rd, 4th or 5th Center - Clear) | Great Lakes Aero Products Inc | Current | 2013-11-20 |
| W-2721-3-250 | De Havilland DHC-6 Cabin Window (RH or LH 3rd, 4th or 5th Center - .250 Inch Clear) | Great Lakes Aero Products Inc | Current | 2013-11-20 |
| W-2721-5 | De Havilland DHC-6 Cabin Window (RH or LH 6th and RH 7th Aft - Clear) | Great Lakes Aero Products Inc | Current | 2013-11-20 |
| W-2721-5-250 | De Havilland DHC-6 Cabin Window (RH or LH 6th and RH 7th Aft - .250 Inch Clear) | Great Lakes Aero Products Inc | Current | 2013-11-20 |
| W-MD124 | PMA Parts Kit (for Installation of Model 13000 Floats) | Wipaire Inc | Current | 2013-06-09 |