# SDR 95ZZZM108

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N366BE
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B303
- Propeller: Rotol R3544123F13
- System (JASC): [6111 · Propeller Blade Section](https://openairdocs.org/jasc/6111)
- Part: Sleeve
- Part number: 6607132886
- Condition: Worn
- Location: Prop Blade
- Stage of operation: IN
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZM108

## Discrepancy

PROP ASSEMBLY REMOVED FOR A REPORTED VIBRATION.  FURTHER INSPECTION REVEALED MOVEMENT WAS NOTED OUTBOARD OF THE COUNTER WEIGHT ASSEMBLY ON ALL FOUR BLADES.  THIS MOVEMENT WAS DEEMED UNSERVICEABLE PER DOWTY CM 61-10-36 CHECK SECTION PG 501-506.  ASSEMBLY WAS DISASSEMBLED FOR SHIPMENT TO DOWTY AEROSPACE AVIATION SERVICES FOR FURTHER INSPECTION AND OVERHAUL.  AFTER DISASSEMBLY OIL WAS FOUND IN THE HUB AREA.  S/D - THE REPORTED DISCREPANCY WAS VERIFIED BY THE SERVICE SHOP AND DETERMINDED TO BE THE RESULT OF A WORN SEAL GROOVE IN THE HUB AND WEAR BEYOND MANUAL LIMITS IN THE BLADE INNER SLEEVES.  (M)

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