# SDR IPXA1564239

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 6, 2011
- Submitted: January 18, 2011
- Operation: Air carrier
- Aircraft: [N440UP](https://openairdocs.org/aircraft/N440UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25471
- Aircraft time: 18,632 hours, 12,255 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Part serial: 25471
- Condition: Damaged
- Location: Fuselage
- 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/IPXA1564239

## Discrepancy

INSPECTION TYPE:C1, ACB FLOOR STA 1510-1640 HAS FRETTING DAMAGE ON UPPER SURFACE.  REMOVED CORROSION ON FLOOR PANEL.  CORROSION FOUND TO BE OUT OF LIMITS, FABRICATED REPLACEMENT FLOOR PANEL IAW SRM 51-10-02-0G, SRM 53-60-53, SRM 53-00-53, SRM 51-40-05-0G, SRM 51-40-06-0G, AMM 51-21-04-7, AND AMM 51-21-10-7.

---
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.