# SDR SWAA2022010647568

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2021
- Submitted: January 6, 2022
- Operation: Air carrier
- Aircraft: N7817J
- Make and model: Boeing 737-7L9
- Registry model: [Boeing 737-7L9](https://openairdocs.org/model/boeing-737-7l9) (OpenAirDocs)
- Aircraft serial: 28013
- Aircraft time: 55,382 hours, 27,558 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Condition: Corroded
- Location: Fuselage
- Stage of operation: UK
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022010647568

## Discrepancy

CORROSION ON INTERCOSTAL BS 1006-1016 RBL 18 WL 202.   REMOVED CORROSION ON INTERCOSTAL BS1010-1016 RBL18 WL202 1.0'X6.0' IAW SRM 51-10-02-0G-0.   UT INSPECTED BLENDED AREA FOR REMAINING THICKNESS IAW NDT MANUAL PART 4; 51-00-00 PROCEDURE 2. LOWEST READING NOTED IS .059 INCH.   BLENDED AREA IAW NDT MANUAL PART 6; 51-00-00 PROCEDURE 23. NO CRACKS FOUND.

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