HDB15 Sandpiper Metallic Air Operated Double Diaphragm Heavy Duty Ball Metallic Pump

HDB Metallic air operated double diaphragm pumps are ideal for thin to highly viscous and small solids-laden fluids, while providing excellent suction lift capability and exclusive variable porting options (side, top, bottom and dual). HDB pumps are thick wall constructed of Sand Casted Aluminum, Cast Iron, Stainless Steel or Alloy C with elastomer, TPE (thermal plastic elastomers) and PTFE options in diaphragms and check valves. HDB pumps are enhanced with an extended wear package.


Port Size
HDB15: 1 1/2″ NPT
HDB40: 1 1/2″ BSP (Tapered)
0 to 105 gpm (397 lpm)
Air Distribution Valve
No-lube, no-stall design
Up to .25″ (6.3 mm)
Heads Up To
125 psi or 289 ft. of water (8.6 bar or 88 meters)
.37 gallons (1.4 liters)
Max Operating Pressure
125 psi (8.6 bar)
Shipping Weight
Aluminum: 75 lbs. (34 kg)
Cast Iron: 104 lbs. (47 kg)
Stainless Steel: 107 lbs. (48kg)

Click here for HDB Metallic Data Sheet.