The Stauff S142674 is a genuine STAUFF Test 20 series measuring insert, specifically designed for quick and reliable connection of pressure gauges, diagnostic equipment, and other measuring devices to hydraulic systems. This robust test coupling features a G 1/8 (BSPP) connection thread, ensuring compatibility with standard hydraulic fittings. It is constructed from durable steel, typically finished with a corrosion-resistant zinc/nickel coating for extended service life. The S142674 is engineered to withstand a maximum operating pressure of 630 bar (9135 PSI) and incorporates a ball check valve mechanism, allowing for leak-free connection and disconnection even under full system pressure. This component is essential for accurate hydraulic system monitoring and troubleshooting.