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QPM - Split Roller Propeller Line Shaft Bearing
Fully split roller bearings are the standard method for supporting the propeller line shaft inside the vessel for small to mid shaft diameters. They are installed to support longer propeller shaft between the gearbox and the stern tube.
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- Lubrication: Grease Packed
- Material: Steel, Stainless Steel, Rubber
- Placement: Propeller Line Shaft
- Size: 1 3/16 to 24 inch (Metric Sizes Available)
- Style: Fully Split
- Advantage: Long Life
- Disadvantage: Higher Cost (Especially for Large Diameter Shaft)
Because they are fully split the bearing cartridge can be changed easily when it wears out. Because they are roller bearings with roller balls inside the bearing cartridge they have extremely long service life.
In a propeller shaft application an "Expansion" type bearing should be selected to allow for thermal expansion of the shaft and the resulting small shaft length changes with temperature.