# SDR SWAA2026012056563

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2025
- Submitted: January 20, 2026
- Operation: Air carrier
- Aircraft: [N7877H](https://openairdocs.org/aircraft/N7877H), registered now
- Make and model: Boeing 737-7Q8
- Registry model: [Boeing 737-7Q8](https://openairdocs.org/model/boeing-737-7q8) (OpenAirDocs)
- Aircraft serial: 29359
- Aircraft time: 61,487 hours, 34,080 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/SWAA2026012056563

## Discrepancy

CRACK INSPAR RIB LOC FWD UPPER CHORD STAB 120.30 AND 1IN FROM FRONT SPAR HSS 120.30 AT RT HORIZONTAL STAB.  REPAIRED INSPAR RIB LOC FWD UPPER CHORD STAB 120.30 AND 1IN FROM FRONT SPAR STAB 120.30 AT RT HORIZONTAL STAB IAW EA 26-155-00100-WIP1.

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