Product Description
The Yamada® NDP-50 series Air Powered Double Diaphragm (AODD) pumps provide a maximum flow rate of 166 gallons per minute. Pumps are available in aluminum, stainless steel (316), cast iron, polypropylene, and Kynar construction, with a wide variety of diaphragm materials
Product Features
- Gallons/Minute Maximum:
- Fluid Port (NPT or ANSI Flange):
- Intake & Discharge Connections:
- Polypropylene (PPG): 2" ANSI Flange B16.5 #150
- Kynar® (PVDF): 2" ANSI Flange B16.5 #150
- Aluminum (ADC-12): 2" ANSI Flange B16.5 #150 (with tapped 2" Female NPT)
- Stainless Steel (316): 2" ANSI Flange B16.5 #150 or 2" Female NPT
- Cast Iron: 2" Female NPT
- Air Inlet:
- 3/4" Female NPT (includes ball valve)
- Air Exhaust:
- 1" Female NPT (includes silencer)
- Maximum Liquid Temperature (Diaphragm Material / Temperature):
- Neoprene: 180°F (82°C)
- Buna N: 180°F (82°C)
- EPDM: 212°F (100°C)
- Hytrel® (TPE) 248°F (120°C)
- Santoprene® (TPO) 212°F (100°C)
- Viton® fluoroelastomer 248°F (120°C)
- Teflon® (PTFE) 212°F (100°C)
- Air Supply Pressure (All Models):
- 20 to 100 PSI (1.4 to 7 kgf/cm²)
- Discharge Volume Per Cycle:
- Rubber diaphragm: 1.14 gallons (4.3 liters)
- PTFE diaphragm: 0.55 gallons (2.1 liters)
- Maximum Cycles Per Minute:
- Rubber diaphragm: 146
- PTFE diaphragm: 220
- Maximum Size Solid:
- Maximum Dry Suction Lift - Rubber-fitted pump capability:
- Standard Air Motor:
- Optional Coatings: