Series 140 Safety Valves

Scraped SKU: series-140 2026-06-05 01:00:44

Description

The Series 140 valve line is designed for air/gas safety. Compact in nature, yet rugged in all aspects of design and construction. The 140 series offers excellent fast acting reseating that minimizes loss of medium. High capacity flow rates. ASME and National Board Certified for Section XIII “UV” for Section VIII Div. 1 air and inert gas services. Usages Compressors, Air and Gas receivers Gas lines, Steam lines Piping system/tanks Steam cleaners, Sterilizers, Autoclaves Important: AIR AND INERT GAS ONLY – No steam, no liquid.

Specifications

Pressure Range0-350 psig (140), 0-450 psig (141/143)
Temperature Range-20°F to 406°F (140/141), -20°F to 800°F (143)
CertificationsASME Section VIII (air and inert gas only), National Board
Connection TypesNPT, BSPT, BSPP (1/4" to 3/4")
Materials140: Brass body, stainless ball, brass bonnet, 141: Stainless body, stainless ball, brass bonnet, 143: Stainless body, stainless ball, stainless bonnet

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