# SDR SWAA2023041815576

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 10, 2023
- Submitted: April 18, 2023
- Operation: Air carrier
- Aircraft: [N281WN](https://openairdocs.org/aircraft/N281WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36528
- Aircraft time: 51,516 hours, 31,045 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- 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/SWAA2023041815576

## Discrepancy

MULTIPLE AREA OF CORROSION ON FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT AT LBL 24 BS 500-500B WL 158.<[01] FLOOR TO SIDEWALL SUPPORT SHOW PREVIOUS REINFORCING REPAIR & NOT HAS ALLOWABLE DAMAGE IN SRM AT LBL 24 BS 500 TO BS 500B WL 156.5 MUST BE REPAIR BY REPLACEMENT IAW SRM 51-10-02 PARAG. 9.C.;[02] VERIFIED CORRECTIVE ACTION #1<BR>MEASUREMENT TABLE VERIFIED;[03] THIS TASK CARD WILL BE ACCOMPLISHED WITH THE CUSTOMER CARD # TTG8Q00JFQXJ;[04] VERIFIED CORRECTIVE ACTION 3;[05] VERIFIED STEPS COMPLETE

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