# SDR F3LA200100039

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 27, 2001
- Submitted: March 2, 2001
- Operation: Air carrier
- Aircraft: [N311FL](https://openairdocs.org/aircraft/N311FL), registered now
- Make and model: Boeing 737-3S1
- Registry model: [Boeing 737-3S1](https://openairdocs.org/model/boeing-737-3s1) (OpenAirDocs)
- Aircraft serial: 24856
- Aircraft time: 31,627 hours, 19,875 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/F3LA200100039

## Discrepancy

DURING C-4 CHECK, INSPECTION REPORTED INTERGRANULAR CORROSION ON INSIDE SKIN OF C2 DOOR CUTOUT, AFT LOWER CORNER.  REMOVED CORROSION ON BEAR STRAP PER SRM 51-10-02.  FOUND TO BE OUT OF LIMITS.  FABRICATED AND INSTALLED DOUBLER AND TRIPLER PER SRM 53-30-3, FIG 46, DETAIL 6.  FABRICATED AND INSTALLED NEW SCUFF PLATE PER EA 53-737-114.

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