# SDR CALA2019111101956

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2019
- Submitted: November 11, 2019
- Operation: Air carrier
- Aircraft: [N27239](https://openairdocs.org/aircraft/N27239), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28951
- Aircraft time: 64,787 hours, 23,403 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Part number: 182A5305
- Condition: Cracked
- Location: Horizontal Stab
- 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/CALA2019111101956

## Discrepancy

R/H HORIZONTAL STABILIZER IN-SPAR RIB STA 101.90 CRACK LOCATED AT TRANSITION RADIUS OF VERTICAL STIFFENER #1.  (MKD 126-22) REF. AAR N/R:  99853702 ORIGINATED BY EMPLOYEE V898275 REPAIRED RIB AT STA 101.90 AT #1 VERTICAL STIFFNER AS PER B737- 800 SRM55-10-09 REAPIR 4 FIG 202 SHEET 1,DETAIL "A",RE-INSTALLED RIB AFTER WORK WAS ACCOMPLISHED REF. USED 51-40-02 DATA WAS TRANSCRIBED FROM PAPER DOCUMENT: AAR N/R: WORK ACCOMPLISHED BY MECHANIC ADD EMP:INSPECTION ACCOMPLISHED BY

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