# SDR ASAA2026061766943

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 17, 2026
- Submitted: June 26, 2026
- Operation: Air carrier
- Aircraft: [N486AS](https://openairdocs.org/aircraft/N486AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 44107
- Aircraft time: 39,833 hours, 12,409 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 143A7501189192
- Condition: Corroded
- 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/ASAA2026061766943

## Discrepancy

FOUND CORROSION ON FWD CARGO BAY L/H AND R/H SIDE Z CHANNELS NEAR AFT BULKHEAD.  CORRODED IN MULTIPLE AREAS. GROUNDED - YES. REMOVED AND REPLACED ZEE CHANNELS IAW DWG 143A7500.

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