# SDR 2003UALA00955

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2003
- Submitted: December 23, 2003
- Operation: Air carrier
- Aircraft: [N171UA](https://openairdocs.org/aircraft/N171UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 24322
- Aircraft time: 52,918 hours, 6,455 cycles
- Engine: Pwa PW4056
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Support Beam
- Condition: Damaged
- Location: T/E Flap
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003UALA00955

## Discrepancy

FIXED T/E SUPPORT BEAM WBL 235.20 FINAL REAM EXCEEDED THE MAX BORE SIZE ALLOWED.  MAJOR REPAIR.  REPLACED DAMAGED SECTION PER UAL EVA IMC-30172 AND MOBILE AEROSPACE ENGINEERING EA 47-5751-13-A1059.

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.