# SDR SWAA2024121772392

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 27, 2024
- Submitted: December 17, 2024
- Operation: Air carrier
- Aircraft: [N439WN](https://openairdocs.org/aircraft/N439WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29834
- Aircraft time: 70,839 hours, 42,333 cycles
- System (JASC): [5340 · Fuselage Main, Attach Fittings](https://openairdocs.org/jasc/5340)
- Part: Tee Fitting
- Condition: Corroded
- Location: Zone 100
- 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/SWAA2024121772392

## Discrepancy

CORROSION ON AFT CARGO COMPARTMENT TEE AT STA 727C+5; LBL 21-RBL 21; WL 156. BS 727D + 6<[01] REMOVED AND REPLACED TEE LOT:1572868-1; P/N 146A9401-8ATSMRO PER BOEING DWG 147A7500 AND AMM 25-52--10-400-801.<BR>USED TOOL:<BR>ID: ATS1698<BR>DUE05/2025;[02] TASK COMPLETE

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