Gear Pumps 
Engineering Gear Pump Diagram Displaying items by tag: design
Engineering Gear Pump Diagram Displaying items by tag: design
Displaying items by tag: design
Many parts are available in ductile iron or stainless steel material. See blowout image.
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Engineering Data
Dimensional rotary gear pump data and information.
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Engineering Data
NAPCO rotary gear pumps are machined in the USA constrcuted primarily from Ductile Iron and Stainless Steel parts.
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Engineering Data
Consult NAPCO for specific pump size and speed recommendations for your application.
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Engineering Data
Periodically, or upon indication of loss of performance, pump can be easily opened, inspected and cleaned by following these steps.
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Repair or Replacing Pump Parts
Individual pump spare or replacement parts can be ordered from NAPCO or its authorized distributors.
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Repair or Replacing Pump Parts
NAPCO pump gears are pressure-fitted on to the shafts.
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Maintenance
NAPCO utilizes a combination of high pressure and low pressure seals in its pumps.
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Maintenance
NAPCO Rotary Gear Pumps come installed with one .016 chamber gasket on the drive side bearing housing/side cover and three .008 inch chamber gaskets on the non-drive side bearing housing/side cover.
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Maintenance