# SDR AALA202205179269

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 2022
- Submitted: May 17, 2022
- Operation: Air carrier
- Aircraft: [N839NN](https://openairdocs.org/aircraft/N839NN), registered now
- Make and model: Boeing 737
- Aircraft serial: 29557
- Aircraft time: 35,183 hours, 14,582 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Intercostal
- Part number: 141A54109
- Condition: Cracked
- Location: Zone 100 - Fuse
- 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/AALA202205179269

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: CABIN FLOOR INTERCOSTAL CRACKED LOCATED BETWEEN STA 277 - 294, STR L17R AND RIGHT BUTT LINE 4. REMOVED AND REPLACED INTERCOSTAL PER AARD 51-00-05-1.

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