1/4", 316 Stainless Steel Mini Ball Valve. For use with 1/4" O.D. Tubing. 40 Series Nylon handle. Compatible with Parker and Swagelok. 1000 PSI Working Pressure. 316 Stainless offers superior corrosion resistance. Singular-piece body design makes it easy to purge and clean with bi-directional flow. 316SS