Gearbox And
No failure report names the gearbox and. 5 FAA approvals let 3 companies make a replacement gearbox and, Vickers INC, Electromech Division holding the most (3).
Approved replacement parts 5 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a gearbox and and sell it as an approved part for the models named. These are the companies holding such approvals for a gearbox and:
For these models most: Boeing 747 (3).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Honeywell International INC. | Gearbox and Solenoid Valve 3272626-2 | 3272626-2 | Rolls-Royce Corporation RB211-524D4-19, RB211-524D4-B-19,... | 2023-03-23 | current |
| Honeywell International INC | Gearbox and solenoid valve 3272626-2 | 3272626-2 | Rolls-Royce RB211 524D4-19, 524D4-B-19, 524D4X-19 | 2001-02-21 | current |
| Vickers INC, Electromech Division | Gearbox and Brake Assembly Lift Mechanism 921D100-1 | 366-52-00-15000-001 | Boeing 747-200 | 1999-04-15 | current |
| Vickers INC, Electromech Division | Gearbox and Brake Assembly Lift Mechanism 922D100-3 | 366-52-00-14908-003 | Boeing 747-200 | 1999-04-15 | current |
| Vickers INC, Electromech Division | Gearbox and Brake Assembly Lift Mechanism 921D100-2 | 366-52-00-15000-002 | Boeing 747-200 | 1999-04-15 | 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.