Parts As
No failure report names the parts as. 3 FAA approvals let 2 companies make a replacement parts as, New Horizons 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 parts as and sell it as an approved part for the models named. These are the companies holding such approvals for a parts as:
For these models most: Boeing 737 (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Central Texas Aircraft Parts (Ctap) | Parts as listed on MDL Parts as listed on MDL | Modification parts | Boeing 737-200, 737-200C, 737-300 | 2011-10-11 | current |
| New Horizons | Parts as Listed on Dwg. "9203 Radial Flex R.C. Conduit... Unknown | Modification Parts | Pratt & Whitney R-985, R-1340, R-1830 | 1995-05-15 | current |
| New Horizons | Parts as Listed on Dwg. "9516 Radial Flex R.C. Conduit... Unknown | Modification Part | Pratt & Whitney R-985, R-1340, R-1830 & R-2000 Engines | 1995-05-15 | 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.