Graco Husky 1050 1" Air-Operated Double Diaphragm Pump - 649034

$1,345.43 $1,121.19
Polypropylene Fluid Section, Polypropylene Standard Air Valve (NPT) Centre Section, PTFE Balls, PTFE Diaphragms, PTFE O-Rings

1 Inch Positive Displacement Double Diaphragm Pump

The Husky 1050 has a 1 inch (25.4 mm) connection and is available in aluminum, polypropylene, conductive polypropylene, PVDF, stainless steel and hastelloy.

The Husky 1050 air-operated diaphragm pump features a stall-free low pulsation air valve which provides a smooth and rapid changeover.

The one-piece center section eliminates leaks and reduces maintenance on Husky pumps when compared to other diaphragm pumps.


  • 30% more efficient than the market leader
  • 20% increase in fluid flow compared to the Husky 1040
  • Up to 5 times longer diaphragm life compared to other double diaphragm pumps in its class
  • Expanded material offering to handle endless applications


  • Up to 5 times longer diaphragm life compared to other air-operated diaphragm pumps in its class.
  • Expanded material offering to handle endless applications.
  • Spring loaded, externally serviceable pilot valves for faster change over and reduced pulsation.
  • Offered in ATEX configuration.



Maximum Fluid Flow:50 gpm (189 lpm)
Maximum Fluid Discharge Pressure: 125 psi (8.6 bar, 0.86 MPa)
Maximum Size Pumpable Solids: 1/8 in (3.2 mm)
Fluid Displacement Per Cycle:0.17 g (0.64 liters)
More Information
Max. Flow Rate (l/min)189.00
Max. Input Pressure (psi)125
Max. Output Pressure (psi)125.00
Fluid to Air Ratio1:1
Air Inlet Size1/2" NPT(F)
Pump Inlet/ Outlet Size1" Flange (End)
Max. Pump Speed280 cpm
Fluid Section MaterialPolypropylene
Centre Section MaterialPolypropylene Standard Air Valve (NPT)
PortingPolypropylene End Flange ANSI/DIN
Manifold O-RingsPTFE