# SDR USAA980298

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N420US
- Make and model: Boeing 737401
- Aircraft serial: 23987
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 657371514
- Condition: Cracked
- Location: Bs 120-123
- Part time: 27,664 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA980298

## Discrepancy

CLT - DURING A DROP IN CHECK VISUAL INSPECTION, FOUND A 3.5 INCH CRACK RIGHT HORIZ STABILIZER 120-123, 2 INCHES FORWARD OF REAR SPAR, LOWER IN SPAR SKIN.  INSTALLED DOUBLER PER T/P 55-10-07, EA 62085.  (M)

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