# SDR AWXA200500114

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 24, 2004
- Submitted: February 1, 2005
- Operation: Air carrier
- Aircraft: N327AW
- Make and model: Boeing 737-3Q8
- Registry model: [Boeing 737-3Q8](https://openairdocs.org/model/boeing-737-3q8) (OpenAirDocs)
- Aircraft serial: 23507
- Aircraft time: 55,400 hours, 37,191 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 6546811
- 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/AWXA200500114

## Discrepancy

MCN - MAJOR REPAIR - DURING C-17 CHECK, CORROSION WAS FOUND ON UPPER AND LOWER SURFACE OF FLOORBEAM UPPER CHORD AT BS 1016, BETWEEN RBL 4 AND RBL 34, WL 208.  MAINTENANCE CUTOUT DAMAGE IN FLOORBEAM UPPER CHORD AT BS 1016, FROM RBL 4 TO RBL 34; FABRICATED A NEW REPLACEMENT SECTION OF UPPER CHORD, 2 EACH SUPPORT ANGLES AND STRAPS; INSTALLED REPAIR PARTS IAW B737-300 SRM 53-00-51, FIG 203.

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