# SDR CALA2025090108303

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 25, 2025
- Submitted: September 1, 2025
- Operation: Air carrier
- Aircraft: [N77538](https://openairdocs.org/aircraft/N77538), registered now
- Make and model: Boeing 737824
- Aircraft serial: 63694
- Aircraft time: 27,287 hours, 10,189 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Part number: 182A53053
- 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/CALA2025090108303

## Discrepancy

CRACK AT  RTGHT HORIZONTAL STABILIZER STA  129.50  INSPAR RIB.FWD TO AFT ,3RD  STIFFNER  LOWER  CHORD AREA. REF AAR N/R 97530105. ESFR INFORMATION UPDATED ACCOMPLISHED REPAIR RIGHT HORIZONTAL STABILIZER RIB #5 PER REF SRM 55-10-09-2R-4 REPAIR 4 DETAIL "A" FIG 202 SHEET 1 .

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