Graco Inc.

Husky 1050 Air-Operated Diaphragm Pumps  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

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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. 


Benefits of the Husky 1050 Double Diaphragm Pump

  • 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.

Overview
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)

Husky 1050 Performance

Husky 1050 Performance

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Husky 1050 Double Diaphragm Pump
  • Use the Online Husky Selector Tool to choose a pump for your application 
  • 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

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Husky 1050 Air-Operated Diaphragm Pump
Maximum fluid working pressure
125 psi
8.6 bar, 0.86 MPa
Air pressure operating range
20-125 psi
1.4-8.6 bar, 0.14-0.86 MPa
Fluid displacement per cycle
0.17 gal
0.64 l
Air consumption
25 scfm at 70 psi, 20 gpm
0.7 m³/min at 4.8 bar, 0.48 MPa, 76 lpm
Maximum values with water as media under submerged inlet conditions at ambient temperature:
Maximum air consumption
67 scfm
1.9 m³/min
Maximum free-flow delivery
50 gpm
189 lpm
Maximum pump speed
280 cpm
280 cpm
Maximum suction lift (varies widely based on ball/seat selection and wear, operating speed, material properties, and other variables)
16 ft dry, 29 ft wet
4.9 m dry, 8.8 m wet
Maximum size pumpable solids
1/8 in
3.2 mm
Recommended cycle rate for continuous use
93 - 140 cpm
93 - 140 cpm
Recommended cycle rate for circulation systems
20 cpm
20 cpm
Sound Power*
at 70 psi (4.8 bar, 0.48 MPa) and 50 cpm
78 dBa
78 dBa
at 100 psi (7.0 bar, 0.7 MPa) and full flow
90 dBa
90 dBa
Sound Pressure**
at 70 psi (4.8 bar, 0.48 MPa) and 50 cpm
84 dBa
84 dBa
at 100 psi (7.0 bar, 0.7 MPa) and full flow
96 dBa
96 dBa
Fluid temperature range
See Manual
See Manual
Air inlet size
1/2 npt(f)
1/2 npt(f)
Fluid inlet size
Aluminum (1050A), Hastelloy (1050H) or Stainless Steel (1050S)
1 in npt(f) or 1 in bspt
1 in npt(f) or 1 in bspt
Conductive Poly (1050C), Polypropylene (1050P), or PVDF (1050F)
1 in raised face ANSI/DIN flange
1 in raised face ANSI/DIN flange
Fluid outlet size
Aluminum (1050A), Hastelloy (1050H) or Stainless Steel (1050S)
1 in npt(f) or 1 in bspt
1 in npt(f) or 1 in bspt
Conductive Poly (1050C), Polypropylene (1050P), or PVDF (1050F)
1 in raised face ANSI/DIN flange
1 in raised face ANSI/DIN flange
Weight
Aluminum (1050A)
23 lb
10.5 kg
Conductive Polypropylene (1050C) and Polypropylene (1050P)
18 lb
8.2 kg
Hastelloy (1050H)
41 lb
18.6 kg
PVDF (1050F)
26 lb
11.8 kg
Stainless Steel (1050S) with conductive polypropylene center
36.3 lb
16.5 kg
Stainless Steel (1050S) with polypropylene center
37.3 lb
16.9 kg
Stainless Steel (1050S) with aluminum center
41.4 lb
18.8 kg
Wetted parts include material(s) chosen for seat, ball, and diaphragm options, plus the pump’s material of construction
1050A
Aluminum
Aluminum
1050H
Hastelloy
Hastelloy
1050C and 1050P
Polypropylene
Polypropylene
1050F
PVDF
PVDF
1050S
Stainless Steel
Stainless Steel
Non-wetted external parts
Aluminum (1050A)
aluminum, coated carbon steel
aluminum, coated carbon steel
Hastelloy (1050H)
hastelloy, stainless steel, polypropylene or aluminum (if used in center section)
hastelloy, stainless steel, polypropylene or aluminum (if used in center section)
Plastic (1050P, 1050C, and 1050F)
stainless steel, polypropylene
stainless steel, polypropylene
Stainless Steel (1050S)
stainless steel, polypropylene or aluminum (if used in center section)
stainless steel, polypropylene or aluminum (if used in center section)
Reference Information
Maximum Storage Time (varies with conditions)
2 years
2 years
Maximum Lifetime (varies with operating conditions and maintenance)
10 years
10 years
Power Efficiency Factor (varies based on pump configuration, operating parameters, and material)
1.61 gal air consumed/1 gal fluid pumped at 70 psi
1.61 l air consumed/1 l fluid pumped at 4.8 bar
* Sound power measured per ISO-9614–2. ** Sound pressure was tested 3.28 ft (1 m) from equipment. All trademarks mentioned in this manual are the property of their respective owners.