# SDR 2007UALA00872

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2007
- Submitted: April 3, 2007
- Operation: Air carrier
- Aircraft: N127UA
- Make and model: Boeing 747422
- Aircraft serial: 28813
- Aircraft time: 30,522 hours, 3,783 cycles
- Engine: Pwa PW4056
- Engine time: 25,427 hours, 3,125 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Condition: Damaged
- Location: Wing
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007UALA00872

## Discrepancy

RTFL UNDER AMBER ALERT DUE TO INFLIGHT DAMAGE TO NR 4 ENGINE INBOARD SAILBOAT FAIRING.  [SUP 4-20-07]  FOUND ONE SAILTAIL PANEL MISSING & ONE DAMAGED.  ROBBED MISSING UNIT & INSTALLED.   ACCOMPLISHED HFEC INSPECTION OF BLENDED RT LOWER WING SKIN JUST INBD OF NR 4 ENGINE PYLON SAILTAIL & SURROUNDING FUEL PLATE. NO CRACKS FOUND AND MATERIAL LOSS WITHIN SERVICEABLE LIMITS. SURROUNDING FUEL PLATE ALSO REPLACED. A/C OK FOR SERVICE. SUSPECT PANELS WERE NOT PROPERLY SECURED & VIBRATED LOOSE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.