Manual Two-Way Ball Valve, Body Material Carbon Steel, For Media Air, Corrosive Chemicals, Non-Potable Water, Steam, Valve Construction Two-Piece, Nominal Valve Size 4 in, Valve Body Style Straight, 3-A Standard Compliance Not Rated, Average Surface Roughness (Ra) Not Applicable, Maximum Pressure - Operating 285 psi, Maximum Pressure - Steam 200 psi, Maximum Pressure - Combustible Gas Not Rated, Vacuum Service Rating 29 in Hg, Ball Material 316 Stainless Steel, Ball Port Style Full Port