# SDR USAA970250

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 30, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N528AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 24410
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Bs 706
- Part time: 28,648 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/USAA970250

## Discrepancy

CLT - DURING Q-5 CHECK VISUAL INSPECTION, FOUND TWO 4 INCH CRACKS BEYOND SRM LIMITS AT KEEL BEAM ON SKIN AT BS 706.  INSTALLED DOUBLERS USING BLIND FASTENERS PER REPAIR DOCUMENT EA 60244 INTERIM REPAIR.  (M)

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