Ring Id
No failure report names the ring id. 1 FAA approvals let 1 company make a replacement ring id, Sun Air Parts 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 ring id and sell it as an approved part for the models named. These are the companies holding such approvals for a ring id:
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Sun Air Parts | Ring-1.127 ID X 1.251 OD X .078 Wide Oil Seal (Include Tab Repl) SAP34758, SAP34758P2,... | Pratt & Whitney 34758 | Pratt & Whitney R-1340 Wasp Series S3H1, S1H1, S1H2 and S3H1G | 1997-08-27 | 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.