The U.S. aircraft register, updated daily
Parts

Clipped Wing

No failure report names the clipped wing. 2 FAA approvals let 1 company make a replacement clipped wing, Aero Fabricators INC 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 clipped wing and sell it as an approved part for the models named. These are the companies holding such approvals for a clipped wing:

For these models most: Piper PA-11 Cub Special (2), Piper J-3 Cub (2).

MakerPartReplacesFitsGrantedStatus
Aero Fabricators INCClipped Wing Lift Strut M-563-000Piper 13233-00, 12352-00 (Clipped Wing Versions)Piper J3C-65, PA-11 (Clipped Wing Versions)2004-11-22current
Aero Fabricators INCClipped Wing Lift Strut M-562-000Piper 13233-00, 12352-00 (Clipped Wing Versions)Piper J3C-65, PA-11 (Clipped Wing Versions)2004-11-22current

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.