# SDR FOTR20170824135

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2017
- Submitted: August 29, 2017
- Operation: General aviation
- Filed by: [Flightstar Aircraft Services LLC, repair station FOTR986N](https://openairdocs.org/faa-repair-station/FOTR986N/flightstar-aircraft-services-llc.md) (OpenAirDocs)
- Aircraft: N470VX
- Make and model: Boeing 737-400
- Registry model: [Boeing 737-400](https://openairdocs.org/model/boeing-737-400) (OpenAirDocs)
- Aircraft serial: 25429
- Aircraft time: 59,365 hours, 28,901 cycles
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Rub Strip
- Part number: 313A120085
- Condition: Corroded
- Location: Lt Pylon
- Part time: 59,365 hours, 28,901 cycles
- 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/FOTR20170824135

## Discrepancy

LT PYLON UPON REMOVAL OF DISCREPANT IB & OB RUB PAD FOUND SURFACE CORROSION ON PYLON SKIN.

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