# SDR UPS01534639

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2001
- Submitted: January 26, 2001
- Operation: Air carrier
- Aircraft: [N455UP](https://openairdocs.org/aircraft/N455UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25476
- System (JASC): [7712 · Engine BMEP/Torque Indicating](https://openairdocs.org/jasc/7712)
- Part: Torque Ring
- Condition: Cracked
- Location: Nr 1 Engine
- 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/UPS01534639

## Discrepancy

INSPECTION TYPE:N/A, NR 1 ENG O/B SIDE TORQUE RING SCOOP CRACKED IN 2 PLACES, 2 INCHES FROM TOP AT FORWARD EDGE (2 INCHES LONG) AND 5 INCHES FROM BOTTOM, FROM RIVET HEAD (.75 INCH LONG) AND VERIFIED WITH DYE PEN.  SYS OPS CHECKS GOOD PER M/M 23-11-00.  HF TUNES PROPERLY BETWEEN FREQS.

---
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.