The U.S. aircraft register, updated daily
Parts

Installation Or

No failure report names the installation or. 1 FAA approvals let 1 company make a replacement installation or, Frakes Aviation 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 installation or and sell it as an approved part for the models named. These are the companies holding such approvals for a installation or:

For these models most: Dehavilland DHC-2 (1).

MakerPartReplacesFitsGrantedStatus
Frakes AviationInstallation or Pratt and Whitney PT6A-27 or PT6A-34 Engine --Dehavilland DHC-2 Mark III1982-07-05current

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.