Compressed air safety valve ST series

The Model "ST" 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 rubber pad, offered in silicone or flourocarbon, insures valve is bubble-tight to within 10% of set pressure. Three inlet sizes are available: 1/8" NPT, 1/4" NPT, and 3/8" NPT. All brass construction with zinc-plated music wire spring. Stamped with "UV" and "NB" symbols. Available set pressure range 25 PSI to 250 PSI. Set pressure tolerance +3% of set pressure. 250°F max. temperature.