# SDR AALA202503057922

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2025
- Submitted: March 5, 2025
- Operation: Air carrier
- Aircraft: [N926NN](https://openairdocs.org/aircraft/N926NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33321
- Aircraft time: 35,083 hours, 15,236 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 143A7501187
- 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/AALA202503057922

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CORROSION ON FORWARD CARGO COMPARTMENT FLOOR STRUCTURE CHANNEL ASSEMBLY LOCATED FROM STA 500B PLUS 9 INCHES TO STA 500I AT LBL25 REPLACED CHANNEL PER AARD 51-05-00-1.

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