The 1/8" Tube X 1/8"Tube X 1/8"MNPT Prestolok Brass Male Branch Swivel Tee is 1.48" long, .74" center line to push-to connect-ends, and .92" center line to threaded end with a 7/16" hex and a .094" diameter flow. Materials of construction are nickel plated brass bodies, nitrile O-rings, polyacetal push buttons and stainless steel grab rings. Recommended tubing is LLDPE, PP, Nylon, and 90 A or 95A polyurethane tubing. Fittings are rated up to 300 PSI depending on tubing. Temperature range is 0°F to 200°F.