The U.S. aircraft register, updated daily
Parts

Utton

No failure report names the utton. 1 FAA approvals let 1 company make a replacement utton, Soundair Design and Development Group LLC 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 utton and sell it as an approved part for the models named. These are the companies holding such approvals for a utton:

For these models most: Mcdonnell Douglas MD-11 (1), Boeing 747 (1), Boeing 737 (1), Boeing 717 (1).

MakerPartReplacesFitsGrantedStatus
Soundair Design and Development Group LLCutton Assembly, Red SP3810-01-400568108-1Boeing 717-200, 737-300 Series, 737-400 Series2012-07-31current

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.