Sherwood’s 6674 Series is used in corrosive gas applications, cylinder phosphine gas, atmospheric and purging gases,
dopant gases and reactant gases.

Crimped seat feature with anti-extrusion pin prevents seat extrusion and cold flow of the polymeric seat

Available in multiple seat material configurations to accommodate all high-purity gas applications

Increased flow (Cv) to aid in reducing vent and purge times

Low operating torque design ensures ease of operation during filling and use

Available with unitized pressure-relief device having fuse-metal backed or unbacked burst disc

Available with standard CGA connections as well as international inlets and outlets