# SDR CALA2026030314257

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2026
- Submitted: March 3, 2026
- Operation: Air carrier
- Aircraft: [N37437](https://openairdocs.org/aircraft/N37437), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 33532
- Aircraft time: 51,947 hours, 18,550 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Transition Panel
- Part number: 143A7501189
- 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/CALA2026030314257

## Discrepancy

FWD CARGO BAY LT TRANSITION PANEL FROM BS 500C+15 - 500L, LBL 21 CORRODED.  THE CORRODED AREA ON THE TRANSITION PANEL FROM BS 500C+15 - 500K, LBL 21 FOUND TO BE 100% MATERIAL LOSS IN MULTIPLE AREAS IAW SRM 53-00-53-1A-2, FIG 103,  REMOVED DAMAGED TRANSITION PANEL.

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