# SDR SWAA2022032443859

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 21, 2019
- Submitted: May 16, 2022
- Operation: Air carrier
- Aircraft: N8604K
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 39883
- Aircraft time: 26,916 hours, 11,521 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Intercostal
- Part number: 147A56603
- Condition: Corroded
- Location: Cabin
- Stage of operation: IN
- 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/SWAA2022032443859

## Discrepancy

PASSENGER CABIN; STA 947 LBL 50 WL 208; UPPER SURFACE OF INTERCOSTAL HAS CORROSION UNDER LAV MOUNT / REMOVED CORROSION ON INTERCOSTAL STA 947 LBL 50 ORIG T .230' LOSS .075' REMAINING .155' OUT OF LIMITS IAW B737 SRM 53-70-51-1A-1. REMOVED AND REPLACED INTERCOSTAL 147A5660-3 SRM 51-40-02 AND DWG 147A5650 ID 0054 REV A

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