# SDR CNMA20090141

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2009
- Submitted: September 3, 2009
- Operation: Air carrier
- Aircraft: [N522AX](https://openairdocs.org/aircraft/N522AX), registered now
- Make and model: Doug DC-10-30
- Registry model: [Doug DC-10-30](https://openairdocs.org/model/mcdonnell-douglas-dc-10-30) (OpenAirDocs)
- Aircraft serial: 48315
- Aircraft time: 51,911 hours, 14,633 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Cracked
- Location: Bs 1980
- 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/CNMA20090141

## Discrepancy

FOUND CRACKS ON FLOOR PANEL SUPPORTS AT STD 1980 RBL- 2 AND LBL- 5.  DAMAGED FLOORBEAM PARTS REMOVED.  NEW FABRICATED SEGMENT PN OAI-53-00121-0013 IAW SRM VOL 3 53-16-01 AND GMM 4.43 USING FASTENERS IAW SRM VOL 2 51-31-01, HL18PB6-4,  B/N 69623-01, HL70-6, B/N 53406-01.

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