Frame Splice
212 failure reports named the frame splice in the last ten years, 375 since 1996, most often on the Boeing 737; the condition most often found was "corroded". 2 FAA approvals let 2 companies make a replacement frame splice, Carson Helicopters, INC. holding the most (1).
Reports by year
Reports by year, as a table
| reports | |
|---|---|
| 1996 | 2 |
| 2003 | 1 |
| 2006 | 3 |
| 2007 | 10 |
| 2008 | 12 |
| 2009 | 22 |
| 2010 | 14 |
| 2011 | 21 |
| 2012 | 19 |
| 2013 | 13 |
| 2014 | 19 |
| 2015 | 27 |
| 2016 | 29 |
| 2017 | 29 |
| 2018 | 16 |
| 2019 | 20 |
| 2020 | 20 |
| 2021 | 29 |
| 2022 | 12 |
| 2023 | 1 |
| 2024 | 25 |
| 2025 | 17 |
| 2026 | 14 |
Which system the reports file it under last ten years
Reports by system, as a table
| reports | |
|---|---|
| Airframe structure | 212 |
Models most often reporting it last ten years
How it failed the condition found, last ten years
Conditions found, as a table
| reports | |
|---|---|
| corroded | 129 |
| cracked | 32 |
| damaged | 23 |
| gouged | 9 |
| dented | 5 |
| unknown | 4 |
| deformed | 2 |
| not reported | 2 |
| worn | 2 |
| chafed | 1 |
Engines most often reporting it
Approved replacement parts 2 parts manufacturer approvals
A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a frame splice and sell it as an approved part for the models named. These are the companies holding such approvals for a frame splice:
For these models most: Sikorsky S-61 (1), Boeing 737 (1).
| Maker | Part | Replaces | Fits | Granted | Status |
|---|---|---|---|---|---|
| Airborne Maintenance & Engineering Services | Frame Splice 007-00229-1 | 007-00229-1 | Boeing 737-300/400/700 | 2022-07-11 | current |
| Carson Helicopters, INC. | Frame Splice Doubler 15103-22 | Modification Part | Sikorsky S-61N | 2021-08-23 | 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.