# SDR CALA2025102710574

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2025
- Submitted: October 27, 2025
- Operation: Air carrier
- Aircraft: [N38479](https://openairdocs.org/aircraft/N38479), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 62817
- Aircraft time: 27,114 hours, 10,251 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 147A7501
- 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/CALA2025102710574

## Discrepancy

AFT CARGO, FOUND MULTIPLE POINTS OF CORROSION ON RT ZEE CHANNEL, BTW BS 867 TO 947.   REMOVED AND REPLACED RT ZEE CHANNEL BTW BS 867 TO 947 IAW IAW SRM 53-00-53-2R-6, SRM 51-40-02-0G-0, SRM 51-40-05-0G-0, SRM 51-40-08-0G-0, AMM 51-21-41-370-80, AMM 51-21-72-370-804, SOPM 20-30-03 AND 20-60-07-913-801.

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