# SDR SWAA2020080399182

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2020
- Submitted: August 3, 2020
- Operation: Air carrier
- Aircraft: [N488WN](https://openairdocs.org/aircraft/N488WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33853
- Aircraft time: 54,363 hours, 32,167 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Cargo Track
- Condition: Corroded
- Location: Bs 767
- 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/SWAA2020080399182

## Discrepancy

CORROSION ON RAIL AT AFT CARGO BAY BS767+6 RBL3 WL156. MARKED / REMOVED CORROSION FROM BS767+6 RBL3 ACB RAIL MEASURED 2' X .5' X 0.1'; ORIGINAL THICKNESS OF 0.063' FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2. PERFORMED CUTOUT ON DAMAGED RAIL PER SRM 53-00-53-REPAIR 2. NDI INSPECTED ALONG EDGE CUTS. NO CRACKS FOUND. LOCATED AND DRILLED REPAIR PER SRM 53-00-53-2R-2 OUT OF BAC1510-1355 7050-T76511 PO: 797745/1. APPLIED CHEMICAL CONVERSION COATING AND PRIMER PER SRM 53-00-53-2R-2. INSTALLED REPAIR AT BS767+6 RBL 3 PER SRM 53-00-53-2R-2

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