# SDR SWAA2022021415417

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 2018
- Submitted: February 15, 2022
- Operation: Air carrier
- Aircraft: [N249WN](https://openairdocs.org/aircraft/N249WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34951
- Aircraft time: 41,464 hours, 24,528 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Shield
- Condition: Corroded
- Location: Aft Cargo Bay
- 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/SWAA2022021415417

## Discrepancy

FWD CARGO RH SIDE; AFT OF CARGO DOOR CUT-OUT; SIDE SHIELD HAS MULTIPLE AREAS OF CORROSION FROM STA-492 TO STA-500A STR-25R. (MARKED) / REMOVED CORROSION AT BS 492-BS 500A STR 25R SIDE SHIELD I/A/W SRM 51-10-02 USED 10X NO FURTHER CORROSION. VERIFIED MAT. LOSS ORIG 'T' .032'' MAT. LOSS .006' REMAINING 'T' .026' OUT OF LIMITS I/A/W SRM 53-00-53-1A-2 STEP 4A(2)(A) DETAIL D. LOCATED; DRILLED AND INSTALLED I/AW SRM 51-40-05; SRM 51-40-02 AND BOEING DWG 143A0080

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