# SDR SWAA2024081410303

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2024
- Submitted: August 14, 2024
- Operation: Air carrier
- Aircraft: [N488WN](https://openairdocs.org/aircraft/N488WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33853
- Aircraft time: 65,566 hours, 39,062 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Stiffener
- Condition: Cracked
- Location: Zone 300
- 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/SWAA2024081410303

## Discrepancy

LH HORIZONTAL STAB RIB #5 (STAB STA 129.50); 3RD VERTICAL STIFFENER CRACKED.<[01] NDT HFEC INSPECTED SURFACE PER 737 NDTM PART 6; 51-00-00; PROC 23; .400-INCH CRACK NOTED.<BR>EQUIP ID ATS2353 DUE 01/25;[02] REMOVED THE DAMAGED PART AT LH HORIZONTAL STABILIZER STA 129.50 RIB 3RD VERTICAL STIFFENER AND INSTALLED REPAIR PARTS IAW SRM 55-10-09-2R-5

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