The U.S. aircraft register, updated daily
Parts

Communications Equipment

No failure report names the communications equipment. 3 FAA approvals let 2 companies make a replacement communications equipment, Sierra Nevada Company LLC 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 communications equipment and sell it as an approved part for the models named. These are the companies holding such approvals for a communications equipment:

For these models most: Pilatus PC-12 (3).

MakerPartReplacesFitsGrantedStatus
Sierra Nevada Company LLCCommunications equipment and audio management system(NSAV) MDL-01030001Modification ArticlePilatus Aircraft Ltd. PC-12, PC-12/45, PC-12/472024-01-22current
Sierra Nevada Company LLCCommunications equipment and audio management system(NSAV) MDL-01030001Modification ArticlePilatus Aircraft Ltd. PC-12, PC-12/45, PC-12/472023-12-20current
Sierra Nevada CORP (Snc)communications equipment, and audio management system (NSAV) MDL-01030001Modification PartPilatus Aircraft Limited PC-12, PC-12/45 PC-12/472012-10-22current

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.