# SDR CALA2026052216465

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 19, 2026
- Submitted: May 22, 2026
- Operation: Air carrier
- Aircraft: [N14240](https://openairdocs.org/aircraft/N14240), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28952
- Aircraft time: 80,188 hours, 31,170 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Door Sill
- Part number: 147A85040U7
- Condition: Corroded
- Location: Zone 200
- 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/CALA2026052216465

## Discrepancy

MAIN CABIN L-2 DOOR SILL IS CORRODED ON THE UPPER SURFACE BETWEEN APPROX STA 947.5 AND 986.5 IN MULTIPLE SPOTS APPROX LBL53.   REMOVED REPLACED AND INSTALLED NEW DOOR SILL FROM STA 887+6 TO STA 1006 WL208 LBL58. IAW SRM 51-40-02-0G-0 AND DWG 147A8501 REV C.

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