Graco Husky 15120 1.5" Air-Operated Double Diaphragm Pump - 654526

$2,939.83 $2,449.86
Polypropylene Fluid Section, Polypropylene Standard Air Valve (NPT) Centre Section, Santoprene Seats, Santoprene Balls, Santoprene Diaphragms, PTFE O-Rings

1.5 Inch Positive Displacement Double Diaphragm Pump

The Husky 15120 has a 1.5 inch (38.1 mm) connection and is available in polypropylene and PVDF.

The Husky 15120 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.


  • 1.5 in (38.1 mm) ANSI center and end-porting options available
  • High flow - 120 gpm (454 lpm) in a compact, portable size
  • Fluid pressure to 125 psi (8.6 bar, 0.86 MPa)
  • Lube-free operation
  • Available in polypropylene and PVDF


  • Overall improved efficiency (up to 40% more efficient)
  • Highest fluid flow rate in its class
  • Up to 5 times longer diaphragm life compared to other air operated diaphragm pumps
  • Expanded material offering to handle endless applications



Maximum Fluid Flow:122 gpm (462 l/min)
Maximum Fluid Discharge Pressure: 25 psi (8.6 bar, 0.86 MPa)
Maximum Size Pumpable Solids: 1/4 in (6.3 mm)
Fluid Displacement Per Cycle:0.66 gallons (2.5 litres)
More Information
Max. Flow Rate (l/min) 454
Max. Input Pressure (psi) 125
Max. Output Pressure (psi) 125
Fluid to Air Ratio 1:1
Air Inlet Size 1/2" NPT(F)
Pump Inlet/ Outlet Size 1.5" Flange (Centre)
Max. Pump Speed 190 cpm
Fluid Section Material Polypropylene
Centre Section Material Polypropylene Standard Air Valve (NPT)
Porting Polypropylene Centre Flange ANSI/DIN
Seats Santoprene
Balls Santoprene
Diaphragms Santoprene
Manifold O-Rings PTFE