Graco Inc.

Husky 15120 Air-Operated Diaphragm Pumps  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.

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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. 

Benefits of the Husky 15120 double diaphragm pumps

  • 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

Overview
Maximum fluid flow
122 gpm (462 l/min)
Maximum Fluid Discharge Pressure
25 psi (8.6 bar, 0.86 MPa)
Maximum size pumpable solids
¼ in (6.3 mm)
Fluid displacement per cycle
0.66 gallons (2.5 liter)

Husky 15120 Performance

Husky 15120 Performance

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  • 1-1/2 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

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Husky 15120 Air-Operated Diaphragm Pump
Maximum fluid working pressure
125 psi
0.86 MPa, 8.6 bar
Air pressure operating range
20 to 125 psi
0.14 to 0.86 MPa, 1.4 to 8.6 bar
Air inlet size
1/2 in. (npt(f)
1/2 in. (npt(f)
Air exhaust size
1 in.
1 in.
Fluid inlet and outlet size (ANSI/DIN flange)
1.5 in
38 mm
Maximum suction lift (reduced if balls don’t seat well due to damaged balls or seats, lightweight balls, or extreme speed of cycling)
Wet: 31 ft, Dry: 16 ft
Wet: 9.4 m, Dry: 4.9 m
Maximum size pumpable solids
1/4 in.
6.3 mm
Minimum ambient air temperature for operation and storage. NOTE: Exposure to extreme low temperatures may result in damage to plastic parts.
32° F
0° C
Air Consumption
43 scfm at 70 psi, 60 gpm
1.2 m³/min at 0.48 MPa, 4.8 bar, 227 lpm
Maximum Air Consumption
85 scfm
2.4 m³/min
Noise (dBa): Sound power measured per ISO-9614–2. Sound pressure was tested 3.28 ft (1 m) from equipment.
Sound Power
90.9 at 70 psi and 50 cpm, 102.1 at 100 psi and full flow
90.9 at 4.8 bar and 50 cpm, 102.1 at 7.0 bar and full flow
Sound Pressure
83.6 at 70 psi and 50 cpm, 95.7 at 100 psi and full flow
83.6 at 4.8 bar and 50 cpm, 95.7 at 7.0 bar and full flow
Fluid flow per cycle
1–piece bolt-through diaphragms
0.63 gallons
2.4 liters
2–piece bolt-through diaphragms
0.66 gallons
2.5 liters
Overmolded diaphragms
0.59 gallons
2.3 liters
Maximum free-flow delivery
1–piece bolt-through diaphragms
122 gpm
462 lpm
2–piece bolt-through diaphragms
120 gpm
454 lpm
Overmolded diaphragms
115 gpm
435 lpm
Maximum pump speed
1–piece bolt-through diaphragms
192 cycles per minute
192 cycles per minute
2–piece bolt-through diaphragms
183 cycles per minute
183 cycles per minute
Overmolded diaphragms
195 cycles per minute
195 cycles per minute
Weight
Polypropylene
57 lb
25.9 kg
PVDF
74 lb
33.6 kg
Wetted Parts
Wetted parts include material(s) chosen for seat, ball, and diaphragm options, plus the pump’s material of construction: Polypropylene or PVDF
Non-wetted external parts
stainless steel, polypropylene
stainless steel, polypropylene