Model "ST" ASME safety valve is our standard safety valve for small air compressor systems and related applications. Even though the size is compact, flow capacities are high. Resilient silicone rubber pad insures valve is bubble-tight to within 10% of set pressure. All brass construction with zinc-plated music wire spring. Stamped with "UV" and "NB" symbols. Available set pressure range 25 psi to 350 psi. Set pressure tolerance ±3% of set pressure. 250º maximum temperature.
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