# SDR AALA20180118009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2018
- Submitted: January 19, 2018
- Operation: Air carrier
- Aircraft: [N938AN](https://openairdocs.org/aircraft/N938AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29533
- Aircraft time: 50,921 hours, 20,903 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 147A5506
- Condition: Corroded
- Location: Bs 987
- 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/AALA20180118009

## Discrepancy

FLOORBEAM AT BS 987,  APPROXIMATELY LBL 18 AND LBL 21, HAS CORROSION ON THE UNDERSIDE OF THE AFT LEG OF TOP FLANGE AROUND FLOORBOARD HOLES. REMOVED CORROSION IAW SRM 51-10-02.  FABRICATED AND DRILLED ALL REPAIR PARTS, DEBURRED, ALODINED AND PRIMED ALL PARTS IAW 53-00-00-7 AND SRM 53-00-51-2R-1.

---
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.