# SDR DALA1149573116

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 23, 2011
- Submitted: August 24, 2011
- Operation: Air carrier
- Aircraft: [N316NB](https://openairdocs.org/aircraft/N316NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1249
- Aircraft time: 30,949 hours, 15,832 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Fuselage
- 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/DALA1149573116

## Discrepancy

AFT CABIN FLOOR SUPPORT BEAM -Y765 FWD & AFT OF FR66 HAS CORROSION.SSI 534147 REMOVED CORROSION IAW A319 SRM 51-74-00.  CHECK LIMITS L=1" W=.600 D=0.040" ORIG MAT THICKNESS .087 AFTER BLEND MAT REMAINING .047 FOUND TO BE  OUT OF LIMITS IAW A319 TRM 53-41-15.  REMOVED AND INSTALLED NEW FLOOR SUPPORT BEAM IAW A319 SRM 51-42-11.

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