Pressure Max: 400 PSI:
Temp Max: 400°F
High strength 316 Stainless Steel body, with corrosion resistant internal components. Features a NITRILE (Buna-N) seal, stainless steel spring, stem and ductile iron poppet/steam guide. Designed for vertical or horizontal applications. The patent pending spring loaded poppet system is revolutionary for the water well industry and VFD controlled pumps. Consult factory for availability.