# SDR DALA2018110906572

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 1, 2018
- Submitted: November 9, 2018
- Operation: Air carrier
- Aircraft: [N3758Y](https://openairdocs.org/aircraft/N3758Y), registered now
- Make and model: Boeing 737832
- Aircraft serial: 30814
- Aircraft time: 59,295 hours, 21,354 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Bs 787-807
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2018110906572

## Discrepancy

(LOG 0407438) DURING C-CHECK AT QRO, CORROSION WAS FOUND AFFECTING THE FUSELAGE SKIN 146A3231-21 AT DEACTIVATED NATS AIRPHONE ANTENNA AREA AT BS 787 & 807 AND BETWEEN S-27R & S-27L. ALL EVIDENCE OF CORROSION WAS REMOVED BY BLEND OUT. ALSO, TWO CRACK INDICATIONS ONLY ON SKIN WERE FOUND ON TWO FASTENER LOCATIONS, WHICH WERE ENLARGED UP TO 0.251 THRU SKIN AND STRINGER 27R. MAINTENANCE REPAIRED DAMAGE PER ERA 565488-14.

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