HDF3-A / HDF4-A Metallic

Description

HDF Pumps are recommended for abrasive slurries, suspended and non-suspended solids and line-size solids. All SANDPIPER® Heavy Duty Flap Pumps are configured with bottom discharge porting to prevent settling solids from shortening pump life and provide superior suction lift. HDF3-A/HDF4-A pumps are thick wall constructed of Sand Casted Aluminum with elastomer and TPE (thermal plastic elastomer) diaphragms and check valves. See tabs below for a complete description.

Specification
Port Size 3" & 4" ANSI
Capacity 0 to 310 gpm (1173 lpm)
Air Distribution Valve No-lube, no-stall design
Solids-Handling Up to nearly 3" (75 mm)
Heads Up To 125 psi or 289 ft. of water (8.6 bar or 86 meters)
Displacement/Stroke 1.60 gallons (6.08 liters)
Max Operating Pressure 125 psi (8.6 bar)
Shipping Weight Aluminum: 245 lbs. (110 kg)

HDF3-A / HDF4-A Metallic Performance Curve

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