# SDR SWAA2026060396526

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2026
- Submitted: June 4, 2026
- Operation: Air carrier
- Aircraft: [N253WN](https://openairdocs.org/aircraft/N253WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32511
- Aircraft time: 64,393 hours, 38,756 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: U
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026060396526

## Discrepancy

CORROSION SUPPORT ZEE LOCATED BTW BS 727B TO BS 787 LBL 21 WL 156.1 AT AFT CARGO COMPARTMENT.  REPLACED SUPPORT ZEE LOCATED BTW BS 727 TO BS 847 LBL 21 WL 156.1 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02; SRM 51-10-02 ITEM 9; DWG# 146A7502; SHEET 27; REV- AND DWG#146A7500; SHEET 85; REV A.

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