# SDR SWAA2022020312042

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2017
- Submitted: February 3, 2022
- Operation: Air carrier
- Aircraft: [N236WN](https://openairdocs.org/aircraft/N236WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34631
- Aircraft time: 41,130 hours, 24,004 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Angle
- Condition: Corroded
- Location: Fwd Cargo Rh
- 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/SWAA2022020312042

## Discrepancy

FWD PIT RH Z ANGLE SHIELD AT BS 420 TO BS 440 CORRODED. MARKED. / REMOVED CORROSION ON R/H Z ANGLE SHIELD ORIGINAL THICKNESS .032' MATERIAL REMOVED .009' MATERIAL REMAINING .023' MATERIAL IS OUT OF LIMITS IAW SRM 53-00-53-1A-2 REMOVED AND REPLACED SHIELD AT BS 420 TO BS 440 IAW SRM 51-40-02-0G-0 AND BOEING DWG # 143A0080 REV - APPLIED CIC IAW 51-21-91-620

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