The U.S. aircraft register, updated daily
Parts

Models

No failure report names the models. 1 FAA approvals let 1 company make a replacement models, Midwest Aircraft Products Company 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 models and sell it as an approved part for the models named. These are the companies holding such approvals for a models:

For these models most: Embraer EMB-120 (1).

MakerPartReplacesFitsGrantedStatus
Midwest Aircraft Products CompanyModels 1145, 1146, 1147 Forward Lavatory Panels E10521-10, E10521-30, E10521-20Modification PartEmbraer EMB-120, 120RT, 120ER2004-07-13current

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.