Graco Husky 3300 3" Air-Operated Double Diaphragm Pump - 652104

$4,057.84 $3,381.53
Aluminium Fluid Section, Aluminium for Overmoulded Diaphragms Centre Section, Stainless Steel (316) Seats, Santoprene Balls, Polychloroprene Overmoulded Diaphragms, PTFE O-Rings

3 Inch Positive Displacement Double Diaphragm Pump

The Husky 3300 has a 3 inch (76.2 mm) connection and is available in aluminum, polypropylene and stainless steel.

The Husky 3300 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 the Husky pumps when compared to other diaphragm pumps.


  • Expanded material offering to handle numerous applications
  • Flow rates up to 300 gpm (1,135 lpm)
  • Modular stall-resistant air valve design
  • Complete 3 inch family of diaphragm pumps available in aluminum or polypropylene center sections
  • Heavy-duty construction
  • Faster change over with spring loaded pilot valves


  • 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
  • Offered in ATEX configuration



Maximum Fluid Flow:300 gpm (1135 lpm)
Maximum Fluid Discharge Pressure: 100 psi (7 bars, 0.7 MPa)
Maximum Size Pumpable Solids:1/2 in (13 mm)
Fluid Displacement Per Cycle:2.9 g (11 litres)
More Information
Max. Flow Rate (l/min)984.00
Max. Input Pressure (psi)100
Max. Output Pressure (psi)100.00
Fluid to Air Ratio1:1
Air Inlet Size3/4" NPT(F)
Pump Inlet/ Outlet Size3" Flange (Centre)
Max. Pump Speed130 cpm
Fluid Section MaterialAluminium
Centre Section MaterialAluminium for Overmoulded Diaphragms
PortingAluminium Centre Flange ANSI/DIN & BSPT
SeatsStainless Steel (316)
DiaphragmsPolychloroprene Overmoulded
Manifold O-RingsPTFE
Certification RequiredATEX