The U.S. aircraft register, updated daily
Parts

Retrofit Rbs

No failure report names the retrofit rbs. 1 FAA approvals let 1 company make a replacement retrofit rbs, Mra Systems, LLC 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 retrofit rbs and sell it as an approved part for the models named. These are the companies holding such approvals for a retrofit rbs:

For these models most: Airbus A321 (1), Airbus A320 (1).

MakerPartReplacesFitsGrantedStatus
Mra Systems, LLCRetrofit RBS Kit 612K9006-009612K9006-009Airbus SAS A320-251N, A320-252N, A320-253N2023-01-27current

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.