# SDR SWAA2022020914893

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 2018
- Submitted: February 9, 2022
- Operation: Air carrier
- Aircraft: [N246LV](https://openairdocs.org/aircraft/N246LV), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32507
- Aircraft time: 41,407 hours, 24,432 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Angle
- Condition: Corroded
- Location: Aft Cargo Compt
- 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/SWAA2022020914893

## Discrepancy

***CORROSION*** ACB FWD MAIN SILL; STA 767-787; RBL 21; INTERCOSTAL HAS CORROSION ON UPR SHIELD ATTACH ANGLE LWR SURFACE NUTPLATE AREAS / WEB ATTACH ANGLE BS 767-787; RBL 21 CORROSION FOUND TO BE OUT OF LIMITS DUE TO CORROSION AROUND FASTENER HOLES PER SRM 53-00-53-1A-2 FIG.103. WEB ATTACH ANGLE TO BE REPLACED AS PART OF WEB ASSY 146A8123-20 ON CARD T762905.

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