# SDR 96ZZZX152

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 29, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N2FOR
- Make and model: Boeing 757*
- System (JASC): [2782 · Leading Edge Slat Actuator](https://openairdocs.org/jasc/2782)
- Part: Gear Assy
- Part number: QAR44806
- Condition: Bearing Froze
- Location: Le Slat Actuator
- Component: Sundstrandem, 755299A
- 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/96ZZZX152

## Discrepancy

NEEDLE BEARING FROZE IN PLANET GEAR ASSY CAUSING CARRIER TO BECOME INOPERATIVE.  PIN ELONGATED MATING HOLES IN CARRIER.  SUNSTRAND SB 27-15 REPLACES NEEDLE BEARING AND PIN WITH CORROSIVE RESISTANT MATERIAL.  PRODUCT IMPROVEMENT.  SUSPECT CAUSE, WATER IN ACTUATOR DUE TO ACTUATOR BEING VENTED DESIGN.  DEFECT CAUSED SLAT LOCK-OUT.

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