Latch Tool
No failure report names the latch tool. 13 FAA approvals let 3 companies make a replacement latch tool, Hartwell Corporation holding the most (7).
Approved replacement parts 13 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a latch tool and sell it as an approved part for the models named. These are the companies holding such approvals for a latch tool:
For these models most: Mcdonnell Douglas DC-9 (7), Mcdonnell Douglas Aircraft Co MD-88 (6), Embraer ERJ 190 E190 and E195 (3), Embraer ERJ 170 E170 and E175 (3), Boeing 737 (1), Airbus BD-500 (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Lanair Research and Development INC | Latch Tool LA4644-503 | CDSP4644-503 | Embraer S.A. ERJ 170-100 STD, ERJ 170-100 LR, ERJ... | 2025-06-19 | current |
| Airborne Maintenance & Engineering Services | Latch Tool 007-02718-3 | 007-02718-3 | Boeing 737-300/400/700 | 2022-07-11 | current |
| Lanair Research and Development INC | Latch Tool B146298-501LA | B146298-501 | Airbus Canada... BD-500-1A11 | 2022-05-24 | current |
| Lanair Research and Development INC | Latch Tool LA4644-503 | CDSP4644-503 | Yaborã Indústria... ERJ 170-100 STD, ERJ 170-100 LR, ERJ... | 2021-12-07 | current |
| Lanair Research and Development INC | Latch Tool LA4644-503 | CDSP4644-503 | Yaborã Indústria... ERJ 190-100 STD, ERJ 190-100 LR, ERJ... | 2021-12-07 | current |
| Lanair Research and Development INC | Latch Tool LA4644-503 | CDSP4644-503 | Embraer S.A. ERJ 170-100 STD, ERJ 170-100 LR, ERJ... | 2013-03-24 | current |
| Hartwell Corporation | Latch Assembly Tool Actuated H550-17 | H550-17 | McDonnell Douglas DC-9-81, -82, -83 | 2002-08-28 | current |
| Hartwell Corporation | Latch Assembly. Tool Actuated H550-19 | H550-19 | McDonnell Douglas DC-9-81, -82, -83 | 2002-01-09 | current |
| Hartwell Corporation | Latch Assembly. Tool Actuated H550-13 | H550-13 | McDonnell Douglas DC-9-81, -82, -83 | 2002-01-09 | current |
| Hartwell Corporation | Latch Assembly. Tool Actuated H550-11 | H550-11 | McDonnell Douglas DC-9-81, -82, -83 | 2002-01-09 | current |
| Hartwell Corporation | Latch Assembly. Tool Actuated H550-9 | H550-9 | McDonnell Douglas DC-9-81, -82, -83 | 2002-01-09 | current |
| Hartwell Corporation | Latch Assembly. Tool Actuated H550-15 | H550-15 | McDonnell Douglas DC-9-81, -82, -83 | 2002-01-09 | current |
| Hartwell Corporation | Latch Assembly. Tool Actuated H550-7 | H550-7 | McDonnell Douglas DC-9-81, -82, -83 | 2002-01-09 | 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.