# SDR CALA2026101920445

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 25, 2026
- Submitted: October 19, 2026
- Operation: Air carrier
- Aircraft: [N23708](https://openairdocs.org/aircraft/N23708), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28769
- Aircraft time: 85,743 hours, 31,800 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Part number: 143A81225
- Condition: Corroded
- Location: Zone 100
- 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/CALA2026101920445

## Discrepancy

POSSIBLE CORROSION ON FWD CARGO WEB DOOR SUROUND.    REMOVED AND REPLACED MAIN SILL WEB ON FWD CARGO ENTRY DOOR APPLIED ALODINE AND PRIMER IAW  SRM 51-40-02-0G-0, SRM 53-30-15-1A-1, SRM 51-40-08-0G-0, SRM 51-40-0 5-0G-0, AMM 51-21-72-370-804 AND AMM 51-21-72-370-804.

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