# SDR R61A2021040300311

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2021
- Submitted: April 3, 2021
- Operation: Air carrier
- Aircraft: [N725YX](https://openairdocs.org/aircraft/N725YX), 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: 17000506
- Aircraft time: 13,838 hours, 9,160 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Rib
- Part number: 17063629005
- Condition: Cracked
- Location: Zone 300
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/R61A2021040300311

## Discrepancy

DURING HEAVY CHECK MAINTENANCE FOUND CRACK FOUND ON VERT STAB AFT RIB SPAR 9/10. REPLACED AFT SPAR RIB 9/10 IAW SRM 51-41-01.

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