# SDR ASAA2026071568165

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2026
- Submitted: August 25, 2026
- Operation: Air carrier
- Aircraft: [N531AS](https://openairdocs.org/aircraft/N531AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35199
- Aircraft time: 56,205 hours, 16,944 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Rail
- Part number: 143A9485U34
- 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/ASAA2026071568165

## Discrepancy

FWD CARGO AFT RT LOWER BULKHEAD RAIL IS CORRODED. GROUNDED - YES. REMOVED & REPLACED FWD CARGO AFT RT LOWER BULKHEAD RAIL IAW  SRM 51-40-02-0G-0 STEP 4.B

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