# SDR SWAA2025021491237

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2025
- Submitted: February 14, 2025
- Operation: Air carrier
- Aircraft: N934WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36642
- Aircraft time: 50,837 hours, 30,982 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Condition: Corroded
- Location: Zone 100
- 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/SWAA2025021491237

## Discrepancy

CORROSION SUPPORT ZEE BETWEEN BS 727D TO BS 767 AND RBL 22 WL 156 AFT CARGO COMPARTMENT 2025-91958<[01] ULTRASONIC EQUIPMENT USED P/N: 45 MG; S/N: 130063701; DUE DATE: 08-OCT-25;[02] REPLACED SUPPORT ZEE LOCATED BETWEEN BS 727 TO BS 767 AND RBL 22 WL 156 AFT CARGO IAW B737-700 SRM 51-40-02 AND DRAWING# 146A7500 SHEET 157 REV:-.<BR>?SEE INDIVIDUAL SIGN OFF BELOW?

---
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.