The NIBCO K595S6R66LL Stainless Steel Ball Valve 3 Piece 1″ Socket Weld Connection is an easy to use, 1/4 turn, socket weld ball valve that can be used in many applications. With shutoff at 1000 psi, this stainless steel valve has high resistance to variance in temperatures or chemical conditions, as well as a blowout-proof stem. Specifications: