Graco Husky 1590 1.5" Air-Operated Double Diaphragm Pump - DBC346

$1,935.55 $1,612.96
Aluminium Fluid Section, Aluminium Standard Air Valve w/Buna Seals Centre Section, Stainless Steel (316) Seats, Stainless Steel (400C) Balls, Santoprene Diaphragms, PTFE O-Rings

1.5 Inch Positive Displacement Double Diaphragm Pump

The Husky 1590 has a 1.5 inch (38.1 mm) connection and is available in aluminum, stainless steel and polypropylene.

The Husky 1590 air-operated diaphragm pump features a patented, high-reliability closed center air valve that is online serviceable and an epoxy-coated air section for tough environmental conditions.


  • 1.5 in. (38.1 mm) ANSI end-porting
  • High flow - 100 gpm (378 lpm) in a compact, portable size
  • Fluid pressure to 120 psi (8.4 bar, 0.84 MPa)
  • Lube-free operation
  • Available in polypropylene, aluminum and stainless steel
  • Epoxy-coated air section for tough environmental conditions


  • Up to 5 times longer diaphragm life compared to other air operated diaphragm pumps in its class
  • Expanded material offering to handle endless applications
  • Fewer parts than industry peers, the air valve is externally accessible so it can be serviced quickly and easily without uninstalling the diaphragm pump
  • Offered in ATEX configuration.



Maximum Fluid Flow:100 gpm (378.5 l/min)
Maximum Fluid Discharge Pressure: 120 psi (8,4 bars, 0,84 MPa)
Maximum Size Pumpable Solids: 3/16 in (4.8 mm)
Fluid Displacement Per Cycle:0.5 g (1.9 litres)
More Information
Max. Flow Rate (l/min) 378.5
Max. Input Pressure (psi) 120
Max. Output Pressure (psi) 120
Fluid to Air Ratio 1:1
Air Inlet Size 1/2" NPT(F)
Pump Inlet/ Outlet Size 1.5" BSPT(F)
Max. Pump Speed 200 cpm
Fluid Section Material Aluminium
Centre Section Material Aluminium Standard Air Valve w/Buna Seals
Porting Aluminium Standard Porting (BSPT)
Seats Stainless Steel (316)
Balls Stainless Steel (400C)
Diaphragms Santoprene
Manifold O-Rings PTFE
Certification Required ATEX