The U.S. aircraft register, updated daily
Parts

Tcas And

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

For these models most: Boeing 757 (1).

MakerPartReplacesFitsGrantedStatus
Timco AerosystemsTCAS and Dual Mode S Transponders MDL 00T019L001Modification PartBoeing 757-200 with STC ST02192AT-D installed.2001-01-21current

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.