Swagelok SS-QC4-SC-4MS-155243 Quick Connect Stem

Swagelok SS-QC4-SC-4MS Quick Connect Stem, part number 155243, is a stainless steel stem in Swagelok’s QC4 instrumentation quick-connect family. Designed to pair with QC4 quick-connect bodies, it forms a compact interface for instrumentation piping connections. The “SS” prefix denotes stainless steel construction, ensuring compatibility with Swagelok QC4 components and providing robust mechanical performance in a range of installations. The SC-4MS designation identifies this specific stem variant within the QC4 lineup. As the stem half of a quick-connect pairing, it mates with a corresponding QC4 body to create a complete connection for instrumentation lines, with the standardized QC4 interface maintained across Swagelok components for interchangeability with other QC4 stems and bodies. This part is commonly used in instrumentation panels, test benches, and assemblies that rely on Swagelok quick-connect technology to enable rapid, reliable connections and disconnections in controlled environments.