# SDR USAA011247

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 16, 2001
- Submitted: October 12, 2001
- Operation: Air carrier
- Aircraft: N387US
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 22959
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Stiffener
- 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/USAA011247

## Discrepancy

PIT - FOUND STIFFENER WITH CORROSION 1.25 INCH IN DIAMETER, AFT CLIP NUT HOLE ON STIFFENER BS 312 AND 328. DEFECTIVE PART REPLACED WITH IDENT PART NR.  (M)

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