Analytical valves and fittings from Hoke

The extended Hoke series of analytical instrumentation includes new selector valves, miniature metering valves and low dead volume fittings, all offering the versatility to combine with existing products and provide system solutions for wide-ranging user needs. New 5-way and 7-way Selector Valves have a simple low-maintenance low dead volume design and bi-directional flow with individual port shut-off. In 316 stainless steel with Viton O-rings as standard, they are available in a wide range of special materials and sealing elements, have a Cv rating of 0.10 and an operating temperature range of –40oC to +120oC. The Hoke Miniature Metering Valves give fine control within a compact design featuring micrometer vernier handle, external locking stem sleeve, panel mounting and 1/16in Gyrolok end connections. For pressures from vacuum to 6000 psig and temperatures of –55oC to +230oC, they come in 316 SS with Dyna-Pak Teflon packing or O-ring seals.

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