# SDR QEMY20261022001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2026
- Submitted: October 22, 2026
- Operation: General aviation
- Filed by: [GE Aircraft Engine Services Ltd, repair station QEMY466L](https://openairdocs.org/faa-repair-station/QEMY466L/ge-aircraft-engine-services-ltd.md) (OpenAirDocs)
- Aircraft: [N446L](https://openairdocs.org/aircraft/N446L), registered now
- Make and model: Boeing 777
- Engine: Ge GE90110B1
- Engine time: 37,844 hours, 6,364 cycles
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Seal
- Part number: 2505M72P01
- Part serial: GWNOWP57
- Condition: Cracked
- Location: Hpt Rotor
- Part time: 37,844 hours, 6,364 cycles
- 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/QEMY20261022001

## Discrepancy

SEAL-INTERSTAGE HPT ROTOR HAS CRACKS IN 4 LOCATIONS ON THE BAYONET TABS. THE CONDITION IS NOT SERVICEABLE OR REPAIRABLE. TO BE REPORTED IAW AMC-20-8A (J) ANY DEFECT IN A LIFE-CONTROLLED CRITICAL PART THAT CAUSES ITS RETIREMENT BEFORE THE COMPLETION OF ITS FULL-SERVICE LIFE.

---
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.