# SDR CALA2017021700397

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 15, 2017
- Submitted: February 18, 2017
- Operation: Air carrier
- Aircraft: [N14219](https://openairdocs.org/aircraft/N14219), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28781
- Aircraft time: 59,560 hours, 21,071 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Doubler
- Part number: 146A32396
- Condition: Corroded
- Location: Bs 727
- 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/CALA2017021700397

## Discrepancy

LOWER AFT BS 727 HAS CORROSION AT BL 0 DRAIN DOUBLER.   REMOVED AND REPLACED THE DRAIN DOUBLER IAW DWG 146A323 9 AND SRM 53-00-01.

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