Union, Connector, Low Pressure, with 1/4-28 Screw Threads. Nylon. ARE-Applied Research brand. 1 EA.
This "Union" is used to connect the same size low pressure tubing (ETFE, FEP, PFA or PTFE) on both ends, in the high pressures zones of HPLC systems. Due to its interior design, you can use this with 1/8" or 1/16th OD Tubing. The tubing ends will butt up against each other forming a zero dead volume connection.
Click HERE for suggested low pressure, Finger Tightened Connectors (nuts) which are sold separately.
Nylon provides high strength and stiffness allowing for good connections when used with proper tubing connectors and all low pressure tubing grades.