Graco Husky 1050 Double Diaphragm 1" Pump

Graco Husky 1050 – 1" Air-Operated Double Diaphragm Pump (Geolast / Aluminum, #647040)

The Graco Husky 1050 is a compact, high-performance 1" air-operated double diaphragm pump engineered for industrial fluid transfer applications. With a stall-free, low pulsation air valve and a one-piece aluminum center section, the Husky 1050 delivers smooth, reliable operation while reducing maintenance and downtime.

Designed for durability and versatility, this pump handles a wide range of fluids including asphalt sealer, antifreeze, detergents, motor oil, hydraulic fluids, cutting oils, and wastewater—making it an essential tool for industrial, commercial, and maintenance operations.

Key Benefits

• Up to 5× longer diaphragm life for reduced maintenance and downtime
• Stall-free, low pulsation air valve ensures smooth and rapid changeover
• One-piece center section eliminates leaks and improves efficiency
• Four-bolt joint design provides even sealing pressure for leak-free operation
• Multiple port options for flexible installation

Ideal For

• Industrial fluid transfer and chemical handling
• Asphalt and pavement maintenance
• Automotive and manufacturing fluid pumping
• Wastewater and water transfer
• General-purpose chemical and liquid transfer

Product Features

• 1" NPT female inlet/outlet
• Geolast diaphragms, balls, and seats for chemical compatibility
• Aluminum center and fluid sections for durability and corrosion resistance
• Handles solids up to 0.125"
• Multiple manifold configurations: Center Port and End Port
• ATEX and CE certified

Technical Specifications

• Model: Graco Husky 1050 (#647040)
• Type: Pneumatic Double Diaphragm Pump
• Power Source: Air
• Maximum Flow Rate: 50 GPM
• Maximum Air Pressure: 125 PSI
• Maximum Fluid Pressure: 125 PSI
• Maximum Air Consumption: 67 SCFM
• Cycle Rate: 93–140 CPM
• Fluid Inlet/Outlet: 1" NPT Female
• Center Section: Aluminum
• Fluid Section: Aluminum
• Diaphragm/Ball/Seat Material: Geolast
• Manifold Configuration: Center Port, End Port
• O-Ring Material: PTFE
• Standards: ATEX, CE