Dual Element
No failure report names the dual element. 7 FAA approvals let 4 companies make a replacement dual element, United Technologies, Hamilton Sundstrand holding the most (4).
Approved replacement parts 7 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a dual element and sell it as an approved part for the models named. These are the companies holding such approvals for a dual element:
For these models most: Boeing 787 Dreamliner (4), Beechcraft 35 Bonanza and Debonair (2), Boeing 717 (1), Beechcraft A36 Bonanza (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Centex Aerospace INC. | Dual Element CHT Probe 016-002 | Modification Article | Textron Aviation Inc. 35-C33A, E33A, E33C | 2025-05-09 | current |
| United Technologies, Hamilton Sundstrand | Dual Element Sensor, Temperature 7011200H01 | 7011200H01 | The Boeing Company 787-10 | 2018-01-30 | current |
| United Technologies, Hamilton Sundstrand | DUAL ELEMENT SENSOR, TEMPERATURE 7011200H01 | 7011200H01 | Boeing 787-9 | 2014-10-08 | current |
| United Technologies, Hamilton Sundstrand | DUAL ELEMENT SENSOR, TEMPERATURE 7011200H01 | 7011200H01 | Boeing 787-9 | 2014-06-22 | current |
| United Technologies, Hamilton Sundstrand | Dual Element Sensor, Temperature 7011200H01 | 7011200H01 | Boeing 787-8 | 2011-09-07 | current |
| Fenwal Safety Systems | Dual Element and Bracket Assembly 35512-63 | 35512-63 | Boeing 717-200 | 2004-09-28 | current |
| Centex Aerospace INC | Dual Element CHT Probe 016-002 | Modification | Raytheon 35-C33A, 36, A36 | 2004-06-30 | current |
Sources: the FAA's service difficulty reports since 1995 (a report is a part that failed and was fixed, as filed by an airline, repair station or owner; the count shows reporting as much as reliability) and the parts manufacturer approvals in the FAA's Dynamic Regulatory System. The part name is the reporters' and the approval holders' own words, reduced to the first plain words so that spellings meet.