100 PSI
80 PSI
60 PSI
40 PSI
PSI
125 PSI
0
100
200
300 400
500 600
700 800
900 1000 1100 1200
20 PSI Air Inlet Pressure
Liters per minute
U.S. Gallons per minute
CAPACITY
HEAD
0
20
40
60
80
100
120
140
0
20
40
60
80
100
120
140
160
180
200
220
240
260
280
300
320
20
(34)
40(68)
60(101.9)
80(135.9)
100(169.9)
120(203.9)
140(237.9)
160(271.8)
180(305.8)
200(339.8)
BAR
0
1
2
3
4
5
6
7
8
9
hdb3dl4sm-rev1218
sandpiperpump
.
com
6
• Model HDB3/HDB4
Performance
HDB3 & HDB4
ELASTOMERIC FITTED
SUCTION/DISCHARGE PORT SIZE
• 3" ANSI Flange
CAPACITY
• 0 to 300 gallons per minute
(0 to 1136 liters per minute)
AIR DISTRIBUTION VALVE
• No-lube, no-stall design
SOLIDS-HANDLING
• Up to .875 in. (22.2mm)
HEADS UP TO
• 125 psi or 289 ft. of water
(8.8 Kg/cm
2
or 88 meters)
MAXIMUM OPERATING PRESSURE
• 125 psi (8.6 bar)
DISPLACEMENT/STROKE
• 2.0 Gallon / 7.6 liter
SHIPPING WEIGHT
• Cast Iron 460 lbs. (207 kg)
• Stainless Steel 480 lbs. (216 kg)
PSI
BAR
0
1
2
3
4
5
6
7
8
9
0
100
200
300 400
500 600
700 800
900 1000 1100 1200 1300
Liters per minute
U.S. Gallons per minute
CAPACITY
0
20
40
60
80
100
120
140
0
20
40
60
80
100
120
140
160
180
200
220
240
260
280
300
20(34)
40(68)
60(101.9)
80(135.9)
100(169.9)
120(203.9)
140(237.9)
160(271.8)
180(305.8)
200(339.8)
MODEL HDB3/HDB4 Performance Curve
Performance based on the following: elastomer fitted pump, flooded suction,
water at ambient conditions. The use of other materials and varying hydraulic
conditions may result in deviations in excess of 5%.
AIR CONSUMPTION
SCFM (M
3
/hr)
HEAD
100 PSI
80 PSI
60 PSI
40 PSI
125 PSI
20 PSI Air Inlet Pressure
HDB3 & HDB4
PTFE AND SANTOPRENE
FITTED
SUCTION/DISCHARGE PORT SIZE
• 3" ANSI Flange
CAPACITY
• 0 to 290 gallons per minute
(0 to 1102 liters per minute)
AIR DISTRIBUTION VALVE
• No-lube, no-stall design
SOLIDS-HANDLING
• Up to .875 in. (22.2mm)
HEADS UP TO
• 125 psi or 289 ft. of water
(8.8 Kg/cm
2
or 88 meters)
MAXIMUM OPERATING PRESSURE
• 125 psi (8.6 bar)
DISPLACEMENT/STROKE
•1.9Gallon / 7.2 liter
SHIPPING WEIGHT
• Cast Iron 460 lbs. (207 kg)
• Stainless Steel 480 lbs. (216 kg)
MODEL SPECIFIC
UNIVERSAL ALL AODD
1: PUMP
SPECS
