Ring Carbon
No failure report names the ring carbon. 6 FAA approvals let 2 companies make a replacement ring carbon, Jet Parts Engineering, INC. (Jpe) 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 ring carbon and sell it as an approved part for the models named. These are the companies holding such approvals for a ring carbon:
For these models most: Boeing 757 (6).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Jet Parts Engineering, LLC. (Jpe) | Ring Carbon Seal 3170344JP-2 | 3170344-2 | Boeing 757-200 Series, 757-300 Series | 2020-11-26 | current |
| Jet Parts Engineering, LLC. (Jpe) | Ring Carbon, Outer 3170335JP-1 | 3170335-1 | Boeing 757-200 Series, 757-300 Series | 2020-11-26 | current |
| Jet Parts Engineering, INC. (Jpe) | Ring Carbon Seal 3170344JP-2 | 3170344-2 | Boeing 757-200 Series, 757-300 Series | 2011-11-15 | current |
| Jet Parts Engineering, INC. (Jpe) | Ring Carbon, Outer 3170335JP-1 | 3170335-1 | Boeing 757-200 Series, 757-300 Series | 2011-11-15 | current |
| Jet Parts Engineering, INC. (Jpe) | Ring Carbon, Outer 3170335JP-1 | 3170335-1 | Boeing 757-200/300 | 2006-06-18 | current |
| Jet Parts Engineering, INC. (Jpe) | Ring Carbon Seal 3170344JP-2 | 3170344-2 | Boeing 757-200/300 | 2006-06-18 | 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.