# SDR 0401715655

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 23, 2004
- Submitted: October 1, 2004
- Operation: Air carrier
- Aircraft: [N555NW](https://openairdocs.org/aircraft/N555NW), registered now
- Make and model: Boeing 757251
- Aircraft serial: 33391
- Aircraft time: 7,840 hours, 2,821 cycles
- Engine: Pwa PW2037
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Line
- Part number: 316N310012
- Condition: Chafed
- Location: Fuel System
- Part time: 7,840 hours, 2,821 cycles
- 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/0401715655

## Discrepancy

THE FUEL SUPPLY TUBE IN THE RIGHT PYLON WAS FOUND TO BE CHAFING AGAINST THE PYLON SUPPORT STRUCTURE (P/N 12N4115-6).  THE DAMAGE TO THE FUEL TUBE EXCEEDED THE ALLOWABLE 0.004 INCH OF DAMAGE.  REPLACED THE FUEL LINE.  REPAIRED PER EO 2822-01068-01.  OPERATIONAL CHECK GOOD.

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