# SDR SWAA2023052430131

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2023
- Submitted: May 25, 2023
- Operation: Air carrier
- Aircraft: [N959WN](https://openairdocs.org/aircraft/N959WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36674
- Aircraft time: 38,285 hours, 23,370 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Condition: Pulled
- Location: Zn 100 Fus Lower
- 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/SWAA2023052430131

## Discrepancy

AFT FLOOR PANEL 242UF HAS MULTIPLE AREAS OF PULLED STRANDS<[01] IDENTIFIED PANEL 242UF IAW SRM 53-00-50-0I-1 FIGURE 6 TABLE 6<BR><BR>DAMAGE EXCEEDS ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-50-1A-1 PARA 4 B<BR><BR>DAMAGE TO BE REPAIRED IAW SRM 53-00-50-2R-1<BR><BR>REMOVED DAMAGE IN MULTIPLE AREAS ON THE UPPER SURFACE WITH THE LARGEST MEASURING 36.5'X35'; CLEANED; WITH NO CONTAMINATION NOTED IAW SRM 53-00-50-2R-1 PARA 3 A-F;[02] VALIDATED APPLICABILITY OF REPAIR TO BE COMPLETED IAW SRM 53-00-50-2R-1.OK TO POT OPEN CORE CELLS.;[15] AFT FLOOR PANEL 242UF WITH AREAS OF PULLED STRANDS ON UPPER SURFACE WAS REPAIRED IAW SRM 53-00-50-2R-1<BR><BR>CURE SHEETS UPLOADED.;[16] VERIFIED CORRECTIVE ACTION 15;[17] VERIFIED CORRECTIVE ACTION 15

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