# SDR UPS99231164

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N950UP](https://openairdocs.org/aircraft/N950UP), registered now
- Make and model: Boeing 727-25C
- Registry model: [Boeing 727-25C](https://openairdocs.org/model/boeing-727-25c) (OpenAirDocs)
- Aircraft serial: 19718
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: 7075T6
- Condition: Corroded
- Location: Ws 867
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS99231164

## Discrepancy

INSPECTION TYPE:SI DISCOVERED CORROSION ON LOWER SURFACE OF UPPER WING CENTER SECTION SKIN AT BS 867 RBL 66 AND LBL 66.  REPAIRED IAW BFG ER 99-6346 (UPS FILE NR B727-5710-12093).

---
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.