# SDR AWXA200500256

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2005
- Submitted: February 25, 2005
- Operation: Air carrier
- Aircraft: [N326AW](https://openairdocs.org/aircraft/N326AW), registered now
- Make and model: Boeing 737301
- Aircraft serial: 23258
- Aircraft time: 61,644 hours, 39,034 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 654581266
- 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/AWXA200500256

## Discrepancy

MCN - MAJOR REPAIR - DURING C-18 CHECK CORROSION WAS FOUND ON UPPER AND LOWER SURFACE OF FLOORBEAM UPPER CHORD AT BS 328, BETWEEN LBL 29 AND RBL 32, WL 208.  MAINTENANCE CUT OUT DAMAGE IN FLOORBEAM UPPER CHORD AT BS 328, FROM LBL 35 TO RBL 67; FABRICATED A NEW REPLACEMENT SECTION OF UPPER CHORD AND 2 EACH REPAIR ANGLES; INSTALLED REPAIR PARTS IAW B737-300 SRM 53-10-51 FIG 205.

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