SA1 Metallic


SA1 Heavy Duty Flap Valve 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. SA1 pumps are thick wall constructed of Sand Casted Aluminum, Cast Iron and Stainless Steel with elastomer and TPE (thermal plastic elastomer) diaphragms and check valves. See tabs below for a complete description.

Port Size SA1: 1” NPT
SA25: 1" BSP (Tapered)
Capacity 0 to 42 gpm (159 lpm)
Air Distribution Valve No-lube, no-stall design
Solids-Handling Up to 1" (25.4 mm)
Heads Up To 125 psi or 289 ft. of water (8.6 bar or 88 meters)
Displacement/Stroke 10 gallons (.38 liters)
Max Operating Pressure 125 psi (8.6 bar)
Shipping Weight Aluminum: 48 lbs. (21 kg)
Cast Iron: 76 lbs. (34 kg)
Stainless Steel: 79 lbs. (36 kg)

SA1 Metallic Performance Curve