# SDR SWAA2021072220274

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 29, 2020
- Submitted: July 22, 2021
- Operation: Air carrier
- Aircraft: [N426WN](https://openairdocs.org/aircraft/N426WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29830
- Aircraft time: 61,080 hours, 36,269 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Splice Plate
- Condition: Corroded
- Location: Floor Panel
- 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/SWAA2021072220274

## Discrepancy

FLOOR PANEL SPLICE PLATE AT BS 727D RBL22-LBL22; WL156 HAS CORROSION ON UPPER AND LOWER SURFACES. / REMOVED AND REPLACED FLOOR PANEL SPLICE PLATE AT BS727D IAW SRM 51-40-02-0G-0 9.B.(1)-(6) 81489U 1MAR20 WL156 RBL22-LBL22 BS727D 81489U 1MAR20

---
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.