# SDR SWI2026F00084

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2025
- Submitted: January 19, 2026
- Operation: Air carrier
- Aircraft: [N136SY](https://openairdocs.org/aircraft/N136SY), 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: 17000462
- Aircraft time: 28,070 hours, 16,703 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/SWI2026F00084

## Discrepancy

RIGHT HORIZONTAL RIB 11 UPPER FLANGE SUSPECTED CRACK.  REMOVED AND REPLACED RT HORIZONTAL RIB 11 REF SRM 51-40-08. NO CHANGE IN WEIGHT AND BALANCE, PART REPLACED WAS OEM PART. SEE CONTINUATION CARD FOR WORK PERFORMEDON TASK CARD 27-31-05-001-SKY-U, THE FOLLOWING TOOL WAS ENTERED: TW SN- TC2-8608 EXPIRATION- 06/16/26.ON TASK CARD 27-31-05-001-SKY-U, THE FOLLOWING TOOL WAS ENTERED: TW SN- TC2-9464 EXPIRATION- 08/05/26.

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