# SDR CALA2026071217685

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2026
- Submitted: July 14, 2026
- Operation: Air carrier
- Aircraft: [N38257](https://openairdocs.org/aircraft/N38257), registered now
- Make and model: Boeing 737824
- Aircraft serial: 30612
- Aircraft time: 77,090 hours, 29,091 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 146A8127U1
- 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/CALA2026071217685

## Discrepancy

CORROSION RH CHANNEL ZEE AFT CARGO FLOOR FROM BS 747 TO 787.   REMOVED AND REPLACED NEW SHIELD ON RH CHANNEL ZEE AFT CARGO FLOOR, APPLIED ALODINE PRIMER IAW SRM 51-40-02-0G-0 STEP 4 SRM 51-40-05-0G-0 STEP 4.C AMM 51-21-41-370-802 AMM 51-21-72-370-804 SRM 51-40-02-0G-0 STEP 4.

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