# SDR ASAA2022052538586

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 25, 2022
- Submitted: June 9, 2022
- Operation: Air carrier
- Aircraft: [N272AK](https://openairdocs.org/aircraft/N272AK), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 44112
- Aircraft time: 18,041 hours, 5,895 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 147A550423
- Condition: Corroded
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022052538586

## Discrepancy

AFT WET AREA FLOORBEAM STA 947 HAS SPOT OF CORROSION AT LBL 28 NEXT TO LAV MOUNT FITTING. GROUNDED - YES. REMOVED DAMAGE AND REPAIRED FLOORBEAM @ STA 947 @ LBL28 IAW B737-900ER SRM 53-70-51-2R-5W .5 O .180 R 0 L .5 D .180.

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