# SDR ASAA2019041829016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2019
- Submitted: April 18, 2019
- Operation: Air carrier
- Aircraft: [N453AS](https://openairdocs.org/aircraft/N453AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36354
- Aircraft time: 21,006 hours, 6,840 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 141A541023
- Condition: Cracked
- Location: Bs 344-360
- 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/ASAA2019041829016

## Discrepancy

CRACK FOUND ON CABIN FLOOR SUPPORT, APPROXIMATELY 2.5 INCHES LONG AT FLOOR 221EF, (STREAMER ATTACHED AND CIRCLED IN RED). GROUNDED - YES. REMOVED INTERCOSTAL IAW B737-900 SRM 51-40-02. LOCATED, DRILLED AND INSTALLED NEW INTERCOSTAL IAW BOEING DWG 141A5400 REV-.

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