20SC9 Includes all necessary dynamic O-rings

Includes all necessary dynamic O-rings

direct-fit replacements for maintenance and rebuilds

000 psi (HP) Use Cone & thread preparation for 1/4" HP tubing Compatibility HP tube fitting systems

Metal-to-metal seat requires no O-ring for high-temperature use

20SC9 Includes all necessary dynamic O-ringsDescription 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