The U.S. aircraft register, updated daily
Parts

Quartz Clock

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

For these models most: Zenair Ltd CH 2000 (1).

MakerPartReplacesFitsGrantedStatus
Mitchell Aircraft Prod INCQuartz Clock D1-312-5036Zenair D1-312-5036Zenair CH2000 and CH2000A1996-01-16current

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.