# SDR SWAA2021120640521

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 2021
- Submitted: December 6, 2021
- Operation: Air carrier
- Aircraft: [N206WN](https://openairdocs.org/aircraft/N206WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34011
- Aircraft time: 52,875 hours, 31,083 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Fitting
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2021120640521

## Discrepancy

CORROSION ON WEB SUPPORT FITTING WL 151 RBL 20 BS 775.  REMOVED CORROSION ON WEB SUPPORT FITTING AND FOUND TO BE OUT OF LIMITS IAW SRM 53-60-15-1A-1.   LOCATED AND DRILLED NEW WEB SUPPORT FITTING IAW SRM 51-40-05-0G-0 AND DGW 146A0081.   APPLIED CHEMICAL CONVERSION IAW AMM 51-21-41-370-802.  INSTALLED NEW WEB SUPPORT FITTINGIAW DWG 146A0081 REV A.

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