# SDR JV652J

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2001
- Submitted: December 6, 2001
- Operation: General aviation
- Engine: Rroyce RB211535E4
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Case
- Part number: UL36199
- Part serial: B49444
- Condition: Cracked
- Location: Engine
- Part time: 21,825 hours, 7,277 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/JV652J

## Discrepancy

CASE ASSEMBLY EXHIBITED 2 AXIAL CRACKS APPROXIMATELY 2.0 INCHES IN LENGTH AND 3.5 TO 4 INCHES APART.  CRACKS PROPAGATED THROUGH THE CASE WALL. CASE HAD 7277 TOTAL CYCLE.

---
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.