# SDR SWAA2023031302656

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2023
- Submitted: March 13, 2023
- Operation: Air carrier
- Aircraft: [N219WN](https://openairdocs.org/aircraft/N219WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32490
- Aircraft time: 58,693 hours, 35,154 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Plate
- Condition: Cracked
- Location: Zn 500 Left Wing
- 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/SWAA2023031302656

## Discrepancy

CRACK REAR SPAR CORRUGATED PLATE LOCATED AT IRSS 216 AT LT WING 2023-113071<[01] REPLACED REAR SPAR CORRUGATE PLATE LOCATED AT IRSS 216 AT LT WING I.A.W. B737-700 SRM 51-10-02 AND SRM 51-40-02 AND DWG 115A2001 SHEET 30 REV.A. DUE TO NOT FOUND ALLOWABLE DAMAGE AND APPLICABLE REPAIR ON SRM B737-700 57-20-10 CRACK LENGTH: 0.670? TOOL USED CALIPER P/N:500-196-30 S/N: B21141563 DUE DATE: 30/NOV/23;[02] COMPLETED STEP 1

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