# SDR CALA2021100401766

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2021
- Submitted: October 4, 2021
- Operation: Air carrier
- Aircraft: [N495UA](https://openairdocs.org/aircraft/N495UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1842
- Aircraft time: 56,297 hours, 24,448 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Beam
- Part number: D5347219420400
- Condition: Corroded
- Location: Fr68
- 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/CALA2021100401766

## Discrepancy

CORROSION ON AFT CABIN FLOOR BEAM Y512.5 AT FR68. (A3NB-53-3-622 2) CORROSION ON FLOOR BEAM Y512.5 FR68 BLENDED OUT IAW SRM 51-74-00 SFR# 1026596. MAINTENANCE ACCOMPLISHED BY V933868 ON WC 0014619 , BLENDED AREA MEASURES LENGTH 1.5" WIDTH 0.15" ORIGINAL THICKNE AT ST ENGINEERING BFM SS 0.16" REMOVED MATERIAL 0/9" REMAINING THICKNESS 0.7" OUT OF L IMITS IAW SRM 53-00-14-283-002 FIG 001 SHEET 01. FLOOR BEAM REMO VED AND INSTALLED NEW IAW SRM 51-72-11-911-001. TR14717 T93628

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