# SDR USAA2012030100003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2012
- Submitted: March 1, 2012
- Operation: Air carrier
- Aircraft: N452UW
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24979
- Aircraft time: 57,143 hours, 37,366 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 6552988
- Condition: Cracked
- 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/USAA2012030100003

## Discrepancy

C4 CHECK - .50 INCH LONG CRACK IN FUSELAGE SKIN AT L2 DOOR LOWER SKIN CUTOUT AT BS 947, S14L.  REPAIRED FUSELAGE SKIN AT BS 947, S14L IAW EA 130811.

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