# SDR ASAA2018020423443

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2018
- Submitted: February 7, 2018
- Operation: Air carrier
- Aircraft: [N557AS](https://openairdocs.org/aircraft/N557AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35176
- Aircraft time: 44,724 hours, 13,196 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 141A5410U12
- Condition: Cracked
- Location: Bs 312-328
- 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/ASAA2018020423443

## Discrepancy

CABIN, BS 312 - 328, LBL 46 FLOOR SUPPORT FOUND CRACKED IN THE UPPER FLANGE.  ACFT GROUNDED.  REMOVED AND REPLACED THE THE FLOOR SUPPORT IAW DWG 141A5400, REV A.

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