# SDR CALA2023021400440

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 14, 2023
- Submitted: February 15, 2023
- Operation: Air carrier
- Aircraft: [N451UA](https://openairdocs.org/aircraft/N451UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 865
- Aircraft time: 75,000 hours, 30,656 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Floor Support
- Part number: D5311278520301
- Condition: Corroded
- Location: Dr R1 Fr20
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023021400440

## Discrepancy

(A3NB-53-3-6038) CABIN FLOOR SUPPORT BY DOOR R1 FR20 HAS CORROSION. CABIN FLOOR SUPPORT BY DOOR R1 FR 20, REMOVED CORROSIONIAW SRM 5 NEW WEB IAW SRM 51-42-11. NEW WEB IAW SRM 51-42-11. NEW WEB IAW SRM 51-42-11. 1-74-00, CHECKED LIMITS L-20, W-.14 D=0.070 FOUND OUT OF LIMITS NO DAMAGE ALLOWED IAW A300 SRM , RECIEVED NEW FLOOR SUPPORT (WEB) P/ND5311278520301, BTCH 003988418 AND INSTALLED

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