Graco 651237 Husky 1050 PP NPT Pump

Compatible Machines & System Applications

The Graco 651237 Husky 1050 PP NPT Pump is an air-operated double diaphragm pump designed as a standalone fluid transfer unit. It is commonly integrated into the following machines and systems:

• Industrial fluid transfer systems
• Chemical dosing and transfer skids
• Paint circulation and coating supply systems
• Drum and tote unloading systems
• Bulk liquid handling setups
• Water treatment and filtration systems
• Waste fluid and effluent transfer units
• Manufacturing process fluid lines

Product Overview

The Graco 651237 Husky 1050 PP NPT Pump is a 1-inch air-operated double diaphragm (AODD) pump engineered for reliable, stall-free operation in demanding industrial environments. Built with polypropylene wetted parts, it offers excellent chemical resistance and long service life when handling aggressive or corrosive fluids.

This model uses NPT threaded connections, making it easy to integrate into existing piping systems without flanges. Its air-powered design eliminates the need for electricity at the pump, improving safety in hazardous or wet environments.

Key Technical Specifications

Key Features & Benefits

• Polypropylene construction for excellent chemical compatibility
• Stall-free air valve for smooth and continuous operation
• Self-priming design capable of running dry without damage
• Threaded NPT ports for quick and simple installation
• Low pulsation output improves process stability
• Air-powered operation enhances safety in hazardous areas

Frequently Asked Questions