# SDR SWI2025F00630

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 18, 2025
- Submitted: May 12, 2025
- Operation: Air carrier
- Aircraft: [N171SY](https://openairdocs.org/aircraft/N171SY), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000485
- Aircraft time: 27,452 hours, 16,720 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- 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/SWI2025F00630

## Discrepancy

CRACK RH HORIZONTAL RIB 12 LOWER FWD FLANGE AT AFT RIVET.   (C-CHECK RO 05/11/2025)REMOVED AND REPLACED RH HORIZONATL RIB 12 REF. EMB SRM 51-40-08, AND ETD2025-170-906827.

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