The U.S. aircraft register, updated daily
Parts

Emergency Unlock

No failure report names the emergency unlock. 2 FAA approvals let 1 company make a replacement emergency unlock, Whippany Actuation Systems LLC holding the most (2).

Approved replacement parts 2 parts manufacturer approvals

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

MakerPartReplacesFitsGrantedStatus
Whippany Actuation Systems LLCEmergency Unlock Actuator R4053H10350709SCAirbus A380-841, A380-842, A380-8612015-05-12current
Whippany Actuation Systems LLCEmergency Unlock Actuator R4054H10363632SCAirbus A380-841, A380-842, A380-8612015-05-12current

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.