# SDR IPXA1565354

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 6, 2011
- Submitted: March 14, 2011
- Operation: Air carrier
- Aircraft: [N402UP](https://openairdocs.org/aircraft/N402UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23724
- Aircraft time: 27,361 hours, 19,027 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Bs 1034
- 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/IPXA1565354

## Discrepancy

INSPECTION TYPE:C3, LONGITUDINAL BEAM HAS CORROSION ON UPPER SURFACE AT NUTPLATE LOCATIONS BS 1034, LBL 1.25, WL 208.  BLENDED CORROSION IAW SRM 51-10-02-0G IN A 1.5X1.1X.009 FOUND TO BE WITHIN LIMITS ALODINED & REFINISHED IAW SRM 53-00-51-1A & SRM 51-20-01-0G.

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