# SDR 2023FA0000544

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2023
- Submitted: September 15, 2023
- Operation: General aviation
- Aircraft: [N77867](https://openairdocs.org/aircraft/N77867), registered now
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32592
- Engine: Rroyce RB211535E4
- Engine time: 83,604 hours, 21,519 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Case
- Part number: M07624AU
- Part serial: DM4260
- Condition: Cracked
- Location: Zone 500
- Part time: 83,604 hours, 21,519 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2023FA0000544

## Discrepancy

DURING INDUCTION AT STANDARDAERO, SAN ANTONIO FOR A SHOP VISIT. A CRACK OF APPROXIMATELY 4.5" WAS FOUND IN THE REAR FAN CASE AT THE 12 O'CLOCK POSITION AFT OF THE FRONT ENGINE MOUNT. PICTURES WILL BE EMAILED TO 9-AMC-SDR-PROGMGR@FAA.GOV AFTER SUBMITTING THIS REPORT.

---
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.