Navigation Upgrade
No failure report names the navigation upgrade. 1 FAA approvals let 1 company make a replacement navigation upgrade, Arinc Research Corporation holding the most (1).
Approved replacement parts 1 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a navigation upgrade and sell it as an approved part for the models named. These are the companies holding such approvals for a navigation upgrade:
For these models most: Boeing 747 (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Arinc Research Corporation | Navigation Upgrade Installation Kit A225891D004 | Modification Parts | Boeing 747-100 Series, 747-200B Series,... | 1998-08-27 | 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.