# SDR UPS07450174

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 5, 2007
- Submitted: July 18, 2007
- Operation: Air carrier
- Aircraft: N522UP
- Make and model: Boeing 747-200
- Registry model: [Boeing 747-200](https://openairdocs.org/model/boeing-747-200) (OpenAirDocs)
- Aircraft serial: 21936
- Aircraft time: 74,820 hours, 17,560 cycles
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Skin
- Condition: Chipped
- Location: Thrust Reverser
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS07450174

## Discrepancy

INSPECTION TYPE:C NR 3 ENGINE AFT EXHAUST SLEEVE EXTERNAL SKIN FWD EDGE CHIPPED AT 5 O`CLOCK POSITION.  CRACK LENGTH .1875 INCH.  NR 3 ENGINE AFT EXHAUST SLEEVE EXTERNAL SKIN FWD EDGE AT 5 O`CLOCK POS REPAIRED AS PER SRM 51-40-02 FIG 1.

---
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.