# SDR DL733030313

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 29, 2003
- Submitted: April 2, 2003
- Operation: Air carrier
- Aircraft: N309WA
- Make and model: Boeing 737347
- Aircraft serial: 23442
- Aircraft time: 47,102 hours, 32,401 cycles
- System (JASC): [5415 · Nacelle/Pylon, Attach Fittings](https://openairdocs.org/jasc/5415)
- Part: Fitting
- Part number: 311A11112
- Condition: Corroded
- Location: Nr 2 Pylon
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL733030313

## Discrepancy

THE AFT LUG OF THE CROWN BEAM FITTING ON THE NR 2 ENGINE PYLON WAS FOUND WITH CORROSION IN THE HOLE BORE.  THE BORE WAS OVERSIZED TO 3.10 INCH TO REMOVE THE CORROSION.  A STEEL REPAIR BUSHING WAS INSTALLED AND THEN A NEW BEARING.  THE REPAIR WAS ACCOMPLISHED PER ER/A 384677-14.

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