# SDR SWAA2021082304056

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2021
- Submitted: August 23, 2021
- Operation: Air carrier
- Aircraft: [N964WN](https://openairdocs.org/aircraft/N964WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36965
- Aircraft time: 32,901 hours, 20,020 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Condition: Corroded
- Location: Bs 727e-761
- 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/SWAA2021082304056

## Discrepancy

CORROSION ON FLOOR TO SIDEWALL SUPPORT AT AFT CARGO BAY BS727E - BS761 LBL22 WL156. ; / [01] REMOVED CORROSION 1'X1'X0.006' AT ACB BS 747+14' LBL22. DAMAGE EXCEED 10% OF ORIGINAL MATERIAL THICKNESS. FOUND TO BE OUT OF LIMIT IAW SRM 53-00-53-1A-2; [02] VERIFIED REMOVED CORROSION 1'X1'X0.006' AT ACB BS 747+14' LBL22. DAMAGE EXCEED 10% OF ORIGINAL MATERIAL THICKNESS. FOUND TO BE OUT OF LIMIT IAW SRM 53-00-53-1A-2; [03] CALIBRATED TOOL<BR>DIAL DEPTH GAUGE ID:ATS1225<BR>S/N: UNKNOWN; [04] WORK TO BE COMPLETED BY CUST SYSTEM ID : TTG8Q0061VWX; [05] VERIFIED COMPLETE.

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