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direct-fit replacements for maintenance and rebuilds
B ports Control Function N/A Control Mechanism Meter Out (Y) Auxiliary Symbol N/A Design Number 20 (For 01 Size) Weight 2
Metal-to-metal seat requires no O-ring for high-temperature use
000 psi (HP) Use Cone & thread preparation for 1/4" HP tubing Compatibility HP tube fitting systems
the kit is field-ready and packaged for easy storage
20SC9 direct-fit replacements for maintenance andDescription The BuTech 20SC9 O Ring Check Valve provides reliable one way flow control through 9 16" medium pressure tubing, preventing backflow in high pressure fluid and gas systems. Constructed from 316 cold worked stainless steel, it withstands pressures up to 20,000 psi (1,380 bar) and maintains seal integrity with a Buna N standard O ring (optional Viton, Teflon, Kalrez). Compact and robust, it s ideal for instrumentation, sampling loops, and
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