Vertical Restraint
No failure report names the vertical restraint. 2 FAA approvals let 2 companies make a replacement vertical restraint, Seal Dynamics INC. holding the most (1).
Approved replacement parts 2 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a vertical restraint and sell it as an approved part for the models named. These are the companies holding such approvals for a vertical restraint:
For these models most: Boeing 767 (2), Boeing 747 (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Seal Dynamics INC. | Vertical Restraint 84057-11SD | 84057-11 | The Boeing Company 767-300 Series, 767-300F Series | 2026-08-31 | current |
| Lucas Aerospace Cargo System | Vertical Restraint 65B62120-4 | Boeing 65B62120-4 | Boeing 767-200, -300, 747-200 | 1997-06-02 | current |
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.