# SDR CALA2023091302764

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2023
- Submitted: September 13, 2023
- Operation: Air carrier
- Aircraft: [N78509](https://openairdocs.org/aircraft/N78509), registered now
- Make and model: Boeing 737824
- Aircraft serial: 31638
- Aircraft time: 50,177 hours, 17,614 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Stiffener
- Part number: 186A5303
- Condition: Cracked
- Location: Horizontal Stab
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023091302764

## Discrepancy

(EA5510-01843 REV H) RH HORZ STAB, STAB STA 111.10 STIFFENER 2 CRACKED AT TRANSITION RADIUS. REF TO PEMCO NR 14093.0561.  REPAIRED RH HORZ STAB AT STA 111-10 VERTICAL STIFFENER NO 2 IAW B737 SRM 55-10-09-2R-4 FIG 202.  REPAIRED RH HORZ STAB AT STA 111-10 VERTICAL STIFFENER NO 2 IAW B737 SRM 55-10-09-2R-4 FIG 202.

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