# SDR C8GA20090222

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2009
- Submitted: October 2, 2009
- Operation: Air carrier
- Aircraft: N89427
- Make and model: Boeing 727227
- Aircraft serial: 21365
- Aircraft time: 63,643 hours, 41,448 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: BAC1580100880
- Condition: Corroded
- Location: Zone 200
- 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/C8GA20090222

## Discrepancy

WHILE IN HEAVY MAINTENANCE PERFORMING INSPECTION IT WAS NOTED THAT THE MAIN CABIN FLOORBEAM AT BS 990 UPPER FLANGE IS CORRODED BETWEEN RBL 45-70. CORROSION FOUND TO BE OUT OF LIMITS, CUT OUT DAMAGED AREA. FABRICATED REPAIR PARTS. INSTALLED REPAIR PART, NO OTHER DEFECTS WERE NOTED. AIRCRAFT WAS RETURNED TO SERVICE.

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