Graco Inc.

President 2-Ball Pump  Pneumatic 2-Ball Piston Pumps

2-ball pneumatic piston pumps for a wide range of applications

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  • Reliable President air motor provides low maintenance operation
  • Designed for reliability and long life
  • Positive displacement, 2-ball piston design provides uniform and easily controlled delivery
  • Stainless steel or carbon steel models available to handle various fluids, including catalyzed materials

 

Manuals

Literature

View values in metric units. View values in U.S. units.

3:1 President, 4:1 President, and 2:1 Monark
Model 220575
U.S.
Metric
Ratio
3:1
3:1
Maximum fluid working
500 psi
3.5 MPa, 35 bar
Maximum air input
166 psi
1.2 MPa, 11.6
Pump cycles per 1 gallon (3.8 liters)
6.3
6.3
Fluid flow at 60 cycles per
9.2 gpm
35.1 liters/min
Fluid inlet size
1–1/2 npt(f)
1–1/2 npt(f)
Fluid outlet size
1 in. npt(f)
1 in. npt(f)
Air inlet size
1/2 npt(f)
1/2 npt(f)
Weight
110 lb
50 kg
Maximum pump operating temperature
180°F
82°C
* Sound pressure levels (dBa) (Input air pressures at 15 cycles per minute)
73.6 dB(A) @ 40psi, 78.3 dB(A) @ 70 psi, 80.9 dB(A) @100 psi
@ 40psi 0.3 MPa, 2.8 bar, @ 70 psi 0.5 MPa, @ 100psi 4.8 bar,0.7 MPa, 7 bar
* Sound power levels (dBa) (Input air pressures at 15 cycles per minute)
87.4 dB(A) @ 40 psi, 92.1 dB(A) @ 70 psi, 94.6 dB(A) @100 psi)
@ 40 psi 0.3 MPa, 2.8 bar, @ 70 psi 0.5 MPa, 4.8 bar, @100 psi 0.7 MPa, 7 bar
Wetted parts
Chrome Plated Stainless Steel, Ultra–High Molecular Weight Polyethylene, Leather,
Chrome Plated Stainless Steel, Ultra–High Molecular Weight Polyethylene, Leather,
Model 230992
Ratio
4:1
4:1
Maximum fluid working
400 psi
2.8 MPa, 28 bar
Maximum air input
100 psi
0.7 MPa, 7 bar
Pump cycles per 1 gallon (3.8 liters)
8
8
Fluid flow at 60 cycles per
8 gpm
30.4 liters/min
Fluid inlet size
1–1/2 npt(f)
1–1/2 npt(f)
Fluid outlet size
1 in. npt(f)
1 in. npt(f)
Air inlet size
3/8 npt(f)
3/8 npt(f)
Weight
110 lb
50 kg
Maximum pump operating temperature
180°F
82°C
* Sound pressure levels (dBa) (Input air pressures at 15 cycles per minute)
73.6 dB(A) @ 40psi, 78.3 dB(A) @ 70 psi, 80.9 dB(A) @100 psi
@ 40psi 0.3 MPa, 2.8 bar, @ 70 psi 0.5 MPa, 4.8 bar, @100 psi 0.7 MPa, 7 bar
* Sound power levels (dBa) (Input air pressures at 15 cycles per minute)
87.4 dB(A) @ 40 psi, 92.1 dB(A) @ 70 psi, 94.6 dB(A) @100 psi
@ 40 psi (0.3 MPa, 2.8 bar), @ 70 psi (0.5 MPa, 4.8 bar), @100 psi (0.7 MPa, 7 bar)
Wetted parts
Supply and Return Tubes: Nickel-plated carbon steel. Air Motor Base: Aluminum Displacement Pump: Refer to manual 307983
Supply and Return Tubes: Nickel-plated carbon steel. Air Motor Base: Aluminum Displacement Pump: Refer to manual 307983
Model 230993
Ratio
2:1
2:1
Maximum fluid working
200 psi
2.8 MPa, 28 bar
Maximum air input
100 psi
0.7 MPa, 7 bar
Pump cycles per 1 gallon (3.8 liters)
11
11
Fluid flow at 60 cycles per
5.5 gpm
21 liters/min
Fluid inlet size
1–1/2 npt(f)
1–1/2 npt(f)
Fluid outlet size
1 in. npt(f)
1 in. npt(f)
Air inlet size
3/8 npt(f)
3/8 npt(f)
Weight
110 lb
50 kg
Maximum pump operating temperature
180°F
82°C
* Sound pressure levels (dBa) (Input air pressures at 15 cycles per minute)
73.3 dB(A) @ 40 psi, 75.9 dB(A) @ 70 psi, 77.7 dB(A) @100 psi
@ 40 psi 0.3 MPa, 2.8 bar, @ 70 psi 0.5 MPa, 4.8 bar, @100 psi 0.7 MPa, 7 bar
* Sound power levels (dBa) (Input air pressures at 15 cycles per minute)
87.0 dB(A) @ 40 psi, 89.7 dB(A) @ 70 psi, 91.4 dB(A) @100 psi
@ 40 psi 0.28 MPa, 2.8 bar, @ 70 psi 0.5 MPa, 4.8 bar, @100 psi 0.7 MPa, 7 bar
Wetted parts
Supply and Return Tubes: Nickel-plated carbon steel. Air Motor Base: Aluminum Displacement Pump: Refer to manual 307983
Supply and Return Tubes: Nickel-plated carbon steel. Air Motor Base: Aluminum Displacement Pump: Refer to manual 307983
*Tested in accordance with ISO 9614–2.

10:1 Ratio President Pump
U.S.
Metric
Ratio
10:1
10:1
Maximum fluid working pressure
900 psi
62 bar, 6.2 MPa,
Maximum air input pressure
90 psi
6.2 bar, 0.62 MPa,
Fluid flow at 60 cycles per minute
3 gpm
11 liters/min
Maximum pump operating temperature
82C
180F
Wetted parts
Refer to manual 307044
Refer to manual 307044
Sound Pressure Levels (dBa) *measured at 1 meter from unit
Input Air Pressures at 15 cycles per minute
Input Air Pressures at 15 cycles per minute
Air Motor
2.8 bar (0.28 MPa, 40 psi)
4.8 bar (0.48 MPa, 70 psi)
President
73.6 dB(A)
78.3 dB(A)
Sound Pressure Levels (dBa) *measured at 1 meter from unit
Input Air Pressures at 15 cycles per minute
Input Air Pressures at 15 cycles per minute
Air Motor
2.8 bar (0.28 MPa, 40 psi)
4.8 bar (0.48 MPa, 70 psi)
President
87.4 dB(A)
92.1 dB(A)

Monark and President Pumps
U.S.
Metric
Model 239140 SST President
Ratio
46:1
46:1
Maximum fluid working pressure
4600 psi
32 MPa, 317 bar
Maximum air input pressure
100 psi
0.7 MPa, 7 bar
Fluid flow at 60 cycles per
0.55 gpm
2.1 liters/min
Maximum pump operating temperature
180°F
82°C
Weight
approx. 24 lb
11 kg
Wetted parts
AISI 304, 316, 440C, and 17–4 PH grades of stainless steel; tungsten carbide; PTFE; leather
AISI 304, 316, 440C, and 17–4 PH grades of stainless steel; tungsten carbide; PTFE; leather
Model 223596 CST Monark
Ratio
23:1
23:1
Maximum fluid working pressure
2760 psi
19 MPa, 190 bar
Maximum air input pressure
120 psi
0.8 MPa, 8 bar
Fluid flow at 60 cycles per
0.4 gpm
1.5 liters/min
Maximum pump operating temperature
180°F
82°C
Weight
approx. 24 lb
11 kg
Wetted parts
carbon steel; AISI 304, 316, 420, 440C, and 17–4 PH grades of stainless steel; chrome; chrome and zinc plating; tungsten carbide; PTFE; leather
carbon steel; AISI 304, 316, 420, 440C, and 17–4 PH grades of stainless steel; chrome; chrome and zinc plating; tungsten carbide; PTFE; leather
Model 237958 SST Monark
Ratio
23:1
23:1
Maximum fluid working pressure
3450 psi
24 MPa, 238 bar
Maximum air input pressure
150 psi
1.0 MPa, 10 bar
Fluid flow at 60 cycles per
0.4 gpm
1.5 liters/min
Maximum pump operating temperature
180°F
82°C
Weight
approx. 24 lb
11 kg
Wetted parts
AISI 304, 316, 440C, and 17–4 PH grades of stainless steel; tungsten carbide; PTFE; leather
AISI 304, 316, 440C, and 17–4 PH grades of stainless steel; tungsten carbide; PTFE; leather
Sound Pressure Levels (dBa) *measured at 1 meter from unit
Input Air Pressures at 15 cycles per minute
Input Air Pressures at 15 cycles per minute
Air Motor
40 psi (0.28 MPa, 2.8 bar)
100 psi (0.7 MPa, 7 bar)
President
73.6 dB(A)
80.9 dB(A)
Monark
62.6 dB(A)
63.9 dB(A)
Sound Power Levels (dBa) *tested in accordance with ISO 9614–2
Input Air Pressures at 15 cycles per minute
Input Air Pressures at 15 cycles per minute
Air Motor
40 psi (0.28 MPa, 2.8 bar)
100 psi (0.7 MPa, 7 bar)
President
87.4 dB(A)
94.6 dB(A)
Monark
69.5 dB(A)
71.0 dB(A)

15:1 and 30:1 Ratio President Pumps
U.S.
Metric
Maximum fluid working pressure
3600 psi
25.0 MPa, 250 bar
Maximum air input pressure
120 psi
0.8 MPa, 8 bar
Pump cycles per 1 gallon (3.8 liters)
60
60
Maximum flow at 60 cycles/min
1 gallon
3.8 liters
Recommended speed for optimum pump life
15–25 cycles/min; 0.25 to 0.42 gpm (0.9 to 1.6 liters/min)
15–25 cycles/min; 0.25 to 0.42 gpm (0.9 to 1.6 liters/min)
Air consumption
approx. 35 scfm (0.98 m/min) at 1 gpm (3.8 liters/min) at 100 psi (0.7 MPa, 7 bar) air pressure
approx. 35 scfm (0.98 m/min) at 1 gpm (3.8 liters/min) at 100 psi (0.7 MPa, 7 bar) air pressure
Weight
approx. 24 lb
approx. 11 kg
Wetted parts
AISI 304, 316,420, and 17–4 PH grades of Stainless Steel; Chrome Plating;Tungsten Carbide; PTFE; Leather
AISI 304, 316,420, and 17–4 PH grades of Stainless Steel; Chrome Plating;Tungsten Carbide; PTFE; Leather

President and Monark Pumps
U.S.
Metric
Maximum fluid working pressure
Models 221075, 223586, and 243664: 3600 psi (25 MPa, 248 bar) Model 239327: 1500 psi (10.5 MPa, 105 bar)
Models 221075, 223586, and 243664: 3600 psi (25 MPa, 248 bar) Model 239327: 1500 psi (10.5 MPa, 105 bar)
Maximum air input pressure
Models 221075, 223586, and 243664: 120 psi (0.8 MPa, 8 bar) Model 239327: 100 psi (0.7 MPa, 7 bar)
Models 221075, 223586, and 243664: 120 psi (0.8 MPa, 8 bar) Model 239327: 100 psi (0.7 MPa, 7 bar)
Ratio
Models 221075, 223586, and 243664: 30:1 Model 239327: 15:1
Models 221075, 223586, and 243664: 30:1 Model 239327: 15:1
Fluid flow at 60 cycles per minute
Models 221075, 223586, and 243664: 1 gallon (3.8 liters) per minute Model 239327: 0.7 gallon (2.6 liters) per minute
Models 221075, 223586, and 243664: 1 gallon (3.8 liters) per minute Model 239327: 0.7 gallon (2.6 liters) per minute
Recommended pump speed
15 to 25 cycles per minute
15 to 25 cycles per minute
Weight
Model 221075: approximately 30 lb (14 kg) Model 223586 and 243664: approximately 24 lb (11 kg) Model 239327: approximately 18 lb (8 kg)
Model 221075: approximately 30 lb (14 kg) Model 223586 and 243664: approximately 24 lb (11 kg) Model 239327: approximately 18 lb (8 kg)
Wetted parts
Carbon Steel; Chrome and Zinc Plating; Tungsten Carbide; PTFE; Leather; AISI 304, 316, 420, 440, and 17–4 PH Grades of Stainless Steel
Carbon Steel; Chrome and Zinc Plating; Tungsten Carbide; PTFE; Leather; AISI 304, 316, 420, 440, and 17–4 PH Grades of Stainless Steel
Sound Pressure Levels (dBa) *measured at 1 meter unit
Input Air Pressures at 15 cycles per minute
Input Air Pressures at 15 cycles per minute
Air Motor
40 psi (0.28 MPa, 2.8 bar)
70 psi (0.48 MPa, 4.8 bar)
President
73.6 dB(A)
78.34 dB(A)
Monark
73.3 dB(A)
75.9 dB(A)
Sound Power Levels (dBa) *tested in accordance with ISO 9614–2
Input Air Pressures at 15 cycles per minute
Input Air Pressures at 15 cycles per minute
Air Motor
40 psi (0.28 MPa, 2.8 bar)
70 psi (0.48 MPa, 4.8 bar)
President
87.4 dB(A)
92.09 dB(A)
Monark
87.0 dB(A)
89.7 dB(A)