# SDR P5CA2025042300025

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 2025
- Submitted: May 1, 2025
- Operation: Air carrier
- Aircraft: [N855GT](https://openairdocs.org/aircraft/N855GT), registered now
- Make and model: Boeing 747-87UF
- Registry model: [Boeing 747-87UF](https://openairdocs.org/model/boeing-747-87uf) (OpenAirDocs)
- Aircraft serial: 37567
- Aircraft time: 50,294 hours, 8,108 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Part number: 65B0352112
- Condition: Cracked
- Location: Zone 300
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA2025042300025

## Discrepancy

EMP - RH HORIZONTAL STAB TIP FAIRING INTERNAL AREA MOST AFT RIB, FOUND CRACK.(<P>RIB REPLACED AS PER SRM 51-10-02. NEW RIB HOLES TRANSFERRED AS PER SRM 51-40-05. NEW RIB INSTALLED AS PER SRM 51-40-02. NO FURTHER DEFECTS NOTED</P>)

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