# SDR SWAA2021042664337

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2021
- Submitted: April 26, 2021
- Operation: Air carrier
- Aircraft: [N221WN](https://openairdocs.org/aircraft/N221WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34259
- Aircraft time: 53,548 hours, 31,478 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Cracked
- Location: Cabin
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021042664337

## Discrepancy

CRACK INTERCOSTAL. WEB FLOOR STRUCTURE LOCATED BS 540 AT LBL 24.5 TO RBL 24.5 AT PASSENGER CABIN (2 EA). REPLACED INTERCOSTAL WEB FLOOR STRUCTURE LOCATED BS540 AT LBL 24.5 TO RBL 24.5 PASSENGER CABIN (2EA) IAW SRM B737700 514002 AND 511002 ITEM 9

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.