flat valves, neoprene diaphragms


Yamada NDP-15 Series 1/2 Inch Diaphragm Pumps
Yamada NDP-15 Series 1/2-Inch Diaphragm Pumps

Yamada 1/2-inch, air-operated, double-diaphragm (AODD) pumps handle a wide variety of fluids with a high or low solids content for smooth, consistent, efficient pumping. Flow rate to 13.5 GPM max, 1/2 in. FNPT port size, 1/4 in. FNPT air inlet. Choose polypropylene, PVDF, aluminum, stainless steel or acetal for the pump body material:
Polypropylene may be fitted with ball valves or flat check valves. Reliable recommends ball valves for flooded suction applications and flat check valves for suction lift applications. Check valves only for PVDF. Ball valves only for aluminum and stainless steel. Choose the diaphragm material based on the maximum liquid temperature:
Neoprene to 180 degrees F
Buna 180
PTFE 212
Santoprene 225
Hytrel 248
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