# SDR SWAA2021061472131

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2021
- Submitted: June 14, 2021
- Operation: Air carrier
- Aircraft: [N222WN](https://openairdocs.org/aircraft/N222WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34290
- Aircraft time: 52,415 hours, 31,247 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Cargo Track
- Condition: Corroded
- Location: Bs 772
- 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/SWAA2021061472131

## Discrepancy

CORROSION ON RAIL AT AFT CARGO BAY BS772 RBL3 WL157. ; / VERIFIED APPLICATION OF CHEMICAL CONVERSION COATING AND PRIMER ON CHANNEL SPLICE BS 767 TO 767+9 RBL3 WL 157 I.A.W AMM 51-21-41-370-802 & AMM 51-21-72-370-804 OK TO INSTALL; INSTALLED CHANNEL SPLICE AT AFT CARGO BAY BS772 RBL3 WL157 IAW SRM 53-00-53-2R-2 FIG 203 ALTERNATIVE 5; INSPECTION COMPLETE

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