Cylinder Weldment
No failure report names the cylinder weldment. 3 FAA approvals let 2 companies make a replacement cylinder weldment, Ametek Ameron, LLC D/B/A Mass Systems holding the most (2).
Approved replacement parts 3 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a cylinder weldment and sell it as an approved part for the models named. These are the companies holding such approvals for a cylinder weldment:
For these models most: Gulfstream G-IV Gulfstream IV (2), Gulfstream GV-SP (G550) (1), Gulfstream G-1159 Gulfstream II and III (1), Gulfstream American Corp G-1159 (1), Boeing 777 (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Ametek Ameron LLC D/B/A Mass Systems | Cylinder Weldment M32197631 | 32197631 | Gulfstream Aerospace... G-1159, G-1159A, G-1159B | 2026-01-22 | current |
| Ametek Ameron, LLC D/B/A Mass Systems | Cylinder Weldment M32197631 | 32197631 | Gulfstream G-1159, G-1159A, G-1159B | 2019-06-18 | current |
| Ametek Ameron, LLC D/B/A Mass Systems | Cylinder Weldment M53040079-1 | 53040079-1 | Boeing 777-200 Series, 777-300 Series,... | 2019-06-18 | 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.