Digital Air
No failure report names the digital air. 4 FAA approvals let 2 companies make a replacement digital air, Honeywell International INC holding the most (2).
Approved replacement parts 4 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a digital air and sell it as an approved part for the models named. These are the companies holding such approvals for a digital air:
For these models most: Boeing 757 (2), Boeing 737 (2).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Aircraft Systems & Mfg INC | Digital Air Data Computer Installation Kit K5645-0000-00 | Modification Part | Boeing 737-100 Series, 737-200 Series | 2004-12-06 | current |
| Aircraft Systems & Mfg INC | Digital Air Data Computer Installation Kit K5645-0000-00 | Modification Part | Boeing 737-100 Series, 737-200 Series | 2004-12-06 | current |
| Honeywell International INC | Digital Air Data Computer (DADC) 4040800-912 | Boeing S242T210-212 | Boeing 757-200, -300, 757-200 | 1997-07-02 | current |
| Honeywell International INC | Digital Air Data Computer 4040800-911 | Boeing S242T210-211 | Boeing 757-200 | 1996-10-08 | 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.