# SDR CALA2021112202149

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2021
- Submitted: November 22, 2021
- Operation: Air carrier
- Aircraft: [N837UA](https://openairdocs.org/aircraft/N837UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 1474
- Aircraft time: 60,778 hours, 26,551 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Beam
- Part number: D5311283020201
- Condition: Corroded
- Location: Fr16
- 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/CALA2021112202149

## Discrepancy

FWD CABIN, FLOOR BEAM -Y81 AT FR16 HAS CORROSION BLEND OUT CORROSION ON CABIN FLOOR BEAM Y-81 AT FR16 OAW A319 SR TENANCE ACCOMPLISHED BY V936035 ON WC 0018100 AT ST ENGINEERING M 51-74-00, FLOOR BEAM FOUND OUT LIMITS IAW SRM 53-11-14-283-007 BFM FIG 010, AND FIG 013, L: 2,5" W=2,0" D=0,038" REMOVED AND REPLA CED CABIN FLOOR BEAM IAW SRM 51-72-11-911 AND SRM 51-42-11. MAIN

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