Valve Priority
No failure report names the valve priority. 6 FAA approvals let 3 companies make a replacement valve priority, Eaton Aerospace Sterer Engineering holding the most (4).
Approved replacement parts 6 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a valve priority and sell it as an approved part for the models named. These are the companies holding such approvals for a valve priority:
For these models most: Airbus A340 (4), Boeing 707 (1), Airbus A350 (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Parker Hannifin CORP | Valve – Priority 975355-4 | 975355-4 | Airbus A350-941, A350-1041 | 2021-04-29 | current |
| Eaton Aerospace Sterer Engineering | Valve Priority 71035-3 | 71035-3 | Airbus A340-211, A340-311 | 2000-11-07 | current |
| Eaton Aerospace Sterer Engineering | Valve Priority 71145-1 | 71145-1 | Airbus A340-211, A340-311 | 2000-11-07 | current |
| Crane Company, Hydro-Air Division | Valve Priority 72484 | Boeing 72484 | Boeing 707-300 | 1994-05-15 | current |
| Eaton Aerospace Sterer Engineering | Valve Priority 71145-1 | Airbus 71145-1 | Airbus A340-211, -311 | 1993-06-10 | current |
| Eaton Aerospace Sterer Engineering | Valve Priority 71035-3 | 71035-3 | Airbus A340-211, -311 | 1993-06-10 | 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.