The GRACO 189739 is a machined cover designed for the Husky 1590 series of air-operated double diaphragm pumps. It is constructed from polypropylene (poly) material, intended to protect and secure the fluid chamber of the pump, ensuring safe and efficient operation in demanding industrial environments.

Key Features:

• Pump cover
• Husky 1590 series
• Polypropylene (poly), machined
• Husky 1590 series air-operated double diaphragm pumps
• Machined for precise fit and durability
• Polypropylene construction for chemical resistance
• Designed for easy maintenance and replacement

Applications:
Used in industrial fluid transfer applications, including chemical processing, mining, agriculture, and other sectors requiring reliable and chemically resistant pump components.

Installation Notes:

• Using genuine GRACO parts ensures optimal fit, performance, and longevity of your pump system.
• Ensure the pump is depressurized and isolated from fluid and air sources before installation.
• Inspect the cover and mating surfaces for damage or contamination.
• Follow GRACO’s recommended torque specifications for secure installation.
• Regularly inspect the cover for wear or damage as part of routine maintenance.