The U.S. aircraft register, updated daily
Parts

Iridium Antenna

No failure report names the iridium antenna. 2 FAA approvals let 2 companies make a replacement iridium antenna, Ems Aviation INC (Formerly Sky Connect LLC) holding the most (1).

Approved replacement parts 2 parts manufacturer approvals

A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a iridium antenna and sell it as an approved part for the models named. These are the companies holding such approvals for a iridium antenna:

For these models most: Embraer EMB-135 ERJ 135 and Legacy (1), Agusta Spa AW139 (1), Agusta Spa AB139 (1).

MakerPartReplacesFitsGrantedStatus
Duncan Aviation INCIridium Antenna Doubler DWG-006674-1.0.0Modification PartEmbraer S.A. EMB-135BJ (Legacy 600)2017-11-19current
Ems Aviation INC (Formerly Sky Connect LLC)Iridium Antenna 1616-880-07Modification PartAgusta S.p.A. AW139, AB1392012-11-05current

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.