# SDR SWAA2023071757023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 8, 2023
- Submitted: July 17, 2023
- Operation: Air carrier
- Aircraft: [N963WN](https://openairdocs.org/aircraft/N963WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36676
- Aircraft time: 38,123 hours, 23,431 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: UNKNOWN
- Condition: Corroded
- Location: Zn 100 Fus Lower
- 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/SWAA2023071757023

## Discrepancy

CORROSION ON AFT CARGO BAY FLOOR TO SIDEWALL SUPPORT AT STATIONS: 767+18; 787+2; 787+5; 787+6; 787+8; 787+15; LBL 22; WL 156.<[01] PARTIAL UPDATED ON STEPS 1 - 6.;[02] VERIFIED APPLICABILITY OF SRM 53-00-53-1A-2;[03] VERIFIED PARTIAL STEPS 1-6; MEASUREMENT TABLE; AND CORRECTIVE ACTION 2;[04] THIS FAULT WILL BE ACCOMPLISHED ON CARD NUMBER TTG8Q00LHMM5.<BR>COMPLETED ALL MAINTENANCE ACTIONS.;[05] VERIFIED STEPS 1-6<BR>VERIFIED CORRECTIVE ACTION 4.

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