# SDR SWAA2024021540785

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 13, 2024
- Submitted: February 15, 2024
- Operation: Air carrier
- Aircraft: [N8316H](https://openairdocs.org/aircraft/N8316H), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36684
- Aircraft time: 37,868 hours, 17,710 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Intercostal
- Part number: UNKNOWN
- Condition: Corroded
- Location: Zn 200
- 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/SWAA2024021540785

## Discrepancy

CORROSION INTERCOSTAL LOCATED BS 947.5 TO BS 967 AND LBL 22 WL 208.1 AT AFT GALLEY AREA 2024-48763<[01] TOOL USED: ULTRASONIC EQUIPMENT P/N: 45MG; S/N: 130063701; DUE DATE: 24-JUL-24;[02] TOOL USED: ULTRASONIC THICKNESS GAGE. P/N: 45MG. S/N: 232017609. DUE DATE: 22-SEP-24.;[03] REPLACED INTERCOSTAL LOCATED ON BTW BS947.5 TO BS967 AND LBL22 WL208.1 AT AFT GALLEY AREA I.A.W. B737-800 SRM 51-40-02 AND DWG 147A5650 SHEET 55 REV. A <BR><BR>SEE INDIVIDUAL SIGN-OFF BELOW;[04] REPLACED INTERCOSTAL LOCATED ON BTW BS947.5 TO BS967 AND LBL22 WL208.1 AT AFT GALLEY AREA I.A.W. B737-800 SRM 51-40-02 AND DWG 147A5650 SHEET 55 REV. A <BR><BR>SEE INDIVIDUAL SIGN-OFF BELOW

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