# SDR CALA2026052516498

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2026
- Submitted: May 25, 2026
- Operation: Air carrier
- Aircraft: [N68821](https://openairdocs.org/aircraft/N68821), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 43535
- Aircraft time: 38,018 hours, 14,052 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Hinge Fitting
- Part number: 181A1000
- Condition: Corroded
- 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/CALA2026052516498

## Discrepancy

WEAR WAS FOUND ON RH HORIZONAL STAB HINGE FITTING. WEAR WAS DISCOVERED UPON REMOVAL OF RH STAB DUE TO FREE PLAY CHECK FAILURE. PERFORMED REPAIR OF HORIZONTAL STABILIZER CENTER SECTION REAR SPAR UPPER RH HINGE FITTING (P/N 181A1110-1) CLEVIS IAW ECRA5510-03375. (REF AAR RFD EO 260271 INCLUDED IN FIGURES 1 THROUGH 18 OF ECRA5510-03375. ESFR REPORTING ONLY PERFORMED REPAIR OF HORIZONTAL STABILIZER CENTER SECTION REAR SP.

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