The Swagelok SS-CHVCR4-KZ-1/3 1/3 PSI Poppet Check Valve High Purity VCR is a high-quality valve designed for use in various industrial, healthcare, and laboratory applications. With its reliable Swagelok brand backing, this valve ensures precision and control over fluid flow. The high purity design makes it ideal for demanding environments where cleanliness and sanitation are crucial. The 1/3 PSI rating allows for precise regulation of pressure, while the poppet check valve mechanism ensures a secure seal. This product is a valuable addition to any system requiring a dependable and efficient valve solution.