# SDR AALA20171113010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 13, 2017
- Submitted: November 15, 2017
- Operation: Air carrier
- Aircraft: [N943NN](https://openairdocs.org/aircraft/N943NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31177
- Aircraft time: 13,173 hours, 4,709 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 141A541012
- Condition: Cracked
- 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/AALA20171113010

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE. INTERCOSTAL CRACKED AT CLIP NUT HOLE, BETWEEN STATION 312 AND 328 FLOORBEAMS AT LBL 45. INSTALLED NEW INTERCOSTAL PER DRAWING 141A5400 AND AARD 51-00-05-1.

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