# SDR SWAA2025052266285

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2025
- Submitted: May 22, 2025
- Operation: Air carrier
- Aircraft: [N440LV](https://openairdocs.org/aircraft/N440LV), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29835
- Aircraft time: 72,273 hours, 42,996 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Web
- Condition: Cracked
- Location: Zone 300
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2025052266285

## Discrepancy

CRACK INDICATION ON HORIZONTAL PRESSURE DECK WEB LBL 31 STA 663 AT PASSENGER CABIN (1E/A). CRACK LENGTH APPROX. 0.600 INCHES. 2025-296071<[01]. TOOL USED IN STEP 6: ET EQUIPMENT; P/N: NORTEC 600D; S/N: 200053402 DUE DATE: 16-SEP-25; [02] TOOL USED IN STEP 7: ET EQUIPMENT; P/N: NORTEC 600D; S/N: 200053402 DUE DATE: 16-SEP-25; [03] PERFORMED PERMANENT REPAIR CATEGORY A LOC HORIZONTAL PRESSURE DECK BTW LBL 25 TO LBL 60 BS 663.75 TO BS 675 AT PASSENGER CABIN IAW B737-700 SRM 53-40-51-2R-2 SEE INDIVIDUAL SIGN OFF BELOW.; [04] TASK COMPLETED; SEE INDIVIDUAL SIGN-OFF BELOW RII.

---
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.