Swagelok SS-4CP2-1/3 is a stainless steel, one-piece poppet check valve designed to prevent backflow in 1/4 in. MNPT piping, featuring a fixed cracking pressure of 1/3 psi (0.03 bar) and a body machined from 316 stainless steel. The CP-series valve uses a poppet mechanism for reliable seating and is intended for general-service and high-purity fluid systems where precise backflow control is essential in instrumentation and process lines.
