# SDR UALA2011121406867

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 14, 2011
- Submitted: December 14, 2011
- Operation: Air carrier
- Aircraft: [N223UA](https://openairdocs.org/aircraft/N223UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30224
- Aircraft time: 43,893 hours, 5,362 cycles
- Engine: Pwa PW40903
- Engine time: 53,191 hours, 7,265 cycles
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Engine
- Part number: PW4903
- Part serial: 222085
- Condition: Cracked
- Location: Nr 1 Engine
- Part time: 53,191 hours, 7,265 cycles
- Stage of operation: IN
- How discovered: B
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011121406867

## Discrepancy

NR 1 ENG FAILED BORO-HOLES FOUND IN HPT STG1 BLADES  BEYOND LIMITS.

---
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.