Swagelok SS-QC4-D-2HC is a stainless steel instrumentation quick-connect stem with valve in Swagelok’s QC4 family, designed for fast, leak-tight connections in process instrumentation and sampling lines. The QC4-D designation identifies this as a double-shut-off variant within the QC4 series, offering isolation when disconnected and reliable flow when connected. Built with stainless steel construction and an integrated valve, it supports frequent connections with minimal air ingress and spillage, making it suitable for demanding laboratory and industrial environments.
