# SDR SWAA2023051128055

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2023
- Submitted: May 11, 2023
- Operation: Air carrier
- Aircraft: [N284WN](https://openairdocs.org/aircraft/N284WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32535
- Aircraft time: 52,003 hours, 31,287 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Plate
- Condition: Corroded
- Location: Zn 200 Fus Top
- 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/SWAA2023051128055

## Discrepancy

CORROSION ON PLATE LOCATED BS 1016 PLUS 10 INCHES RBL 2 WL 208.1 AT AFT GALLEY AREA 2023-247697<[01] TOOL USED ; ULTRASONIC THICKNESS GAGE; P/N: 45MG; S/N: 130063701; CAL DUE DATE 16JUN23;[02] REPLACED PLATE (STRAP) AND FASTENERS LOCATED BS 1016 PLUS 10 INCHES RBL 2 WL 208.1 AT AFT GALLEY AREA I.A.W B737-700 SRM 51-40-02 AND DWG 147A5600 SHEET 32 REV B.<BR>SEE INDIVIDUAL SIGNOFFS BELOW;[03] CORRECTED STEP 2<BR>REPLACED PLATE (STRAP) AND FASTENERS LOCATED BS 1016 PLUS 10 INCHES RBL 2 WL 208.1 AT AFT GALLEY AREA I.A.W B737-700 SRM 51-40-02 AND DWG 147A5730 SHEET 23 REV C.<BR>SEE INDIVIDUAL SIGNOFFS BELOW.;[04] TASK COMPLETED ; RII <BR>SEE INDIVIDUAL SIGNOFFS BELOW

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