# SDR CALA2026051416248

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2026
- Submitted: May 14, 2026
- Operation: Air carrier
- Aircraft: [N24702](https://openairdocs.org/aircraft/N24702), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28763
- Aircraft time: 85,810 hours, 31,575 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 146A7502
- 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/CALA2026051416248

## Discrepancy

DURING REMOVAL OF AFT CARGO SIDEWALLS PANELS, FOUND CORROSION ON RH Z-CHANNEL BTW BS 727 TO 767, REQUIRE REPAIR.  REMOVED, FABRICATED AND INSTALLED RT CHANEL BTW STA 727 TO 767 AT AFT CARGO COMPARTMENT IAW  SRM 53-00-53-2R-6 AND SRM 51-40-02-0G-0, SRM 51-40-05-0G-0, SOPM20-41-02 AND SRM 51-40-08-0G-0.  REMOVED, FABRICATED AND INSTALLED RH Z-CHANEL BTW STA 727 TO 767 AT AFT CARGO COMPARTMENT IAW SRM 53-00-53-2R-6 AND SRM 51-40-02-0G-0, SRM 51-40-05-0G-0, SOPM20-41-02 AND SRM 51-40-08- 0G-0.

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