# SDR DALA2019090305164

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 2, 2019
- Submitted: September 5, 2019
- Operation: Air carrier
- Aircraft: [N542US](https://openairdocs.org/aircraft/N542US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26489
- Aircraft time: 69,182 hours, 26,555 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Channel
- Condition: Corroded
- 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/DALA2019090305164

## Discrepancy

(AIRCRAFT 5642, L/P 1252476) INITIAL INSPECTION: CORROSION ON FLOOR SUPPORT CHANNEL LBL 56 AND BTW STA 1660 TO 1680 AT PASSENGER CABIN (CPAX). SUMMARY OF NRC 369: (LEVEL CORROSION 2) FLOOR SUPPORT CHANNEL LBL 56 BTW STA 1660 TO 1680 WAS REPLACED PER SRM 51-40- / 02 PAR 7 AND SRM 51-40-05.

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