# SDR SWAA2021082089415

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2020
- Submitted: August 23, 2021
- Operation: Air carrier
- Aircraft: [N477WN](https://openairdocs.org/aircraft/N477WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33988
- Aircraft time: 55,517 hours, 32,839 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Condition: Corroded
- Location: Cargo Bulkhead
- 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/SWAA2021082089415

## Discrepancy

***CORROSION*** ON FORWARD CARGO BAY AFT BULKHEAD RIGHT HAND PANEL LOWER SUPPORT AT B.S. 500D; R.B.L. 25; W.L. 154 / REMOVED FORWARD CARGO BAY AFT BULKHEAD R/H SUPPORT BS500 RECEIVED NEW BULKHEAD SUPPORT LOCATED; DRILLED; COUNSUNK NEW R/H BULKHEAD SUPPORT INSTALLED NEW R/H BULKHEAD SUPPORT IAW SRM 51-40-02; SRM 51-40-05; SRM 51-40-08 DWG# 143A7902 7191U 03JUN20

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