# SDR SCNA2012051612031

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2012
- Submitted: May 16, 2012
- Operation: Air carrier
- Aircraft: N806SY
- Make and model: Boeing 737-8Q8
- Registry model: [Boeing 737-8Q8](https://openairdocs.org/model/boeing-737-8q8) (OpenAirDocs)
- Aircraft serial: 28215
- Aircraft time: 47,480 hours, 17,584 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 147A5506
- 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/SCNA2012051612031

## Discrepancy

FLOORBEAM CORRODED BS 986 LBL 48 TO RBL 48.  REMOVED EXISTING  UPPER T-CHORD REPAIR PARTS FROM LEFT AND RIGHT SIDES OF 986 BEAM.  FABRICATED NEW REPAIR PARTS FOR THE LEFT SIDE USING EXTRUSION BAC1505-101474 T-CHORD, EXTRUSION BAC1490-2811 AND BAC1490-2885 FOR REPAIR ANGLES AND .080" 7075-T6AL FOR STRAP; RIGHT SIDE MATERIALS USED EXTRUSION BAC1490-101474 FOR T-CHORD, BAC14902865 AND BAC1490-2887 REPAIR ANGLES AND .080" 7075-T6AL STRAP IAW B737-800 SRM 53-70-51.  FLAP PEENED THE T-CHORD AND REPAIR PARTS AND INSTALLED IAW B737-800 SRM 53-70-51 REPAIR 4.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.