Slip-On Flange, Flat Face, 3 in Nominal Pipe Size, Flanged x Slip-On, 7 1/2 in Flange Outside Diameter, 11/16 in Flange Thickness, 7 1/2 in Overall Length, Aluminum, Class Class 125, For Pipe Schedule 40, 125 psi Maximum Operating Pressure, 185 psi Max. Steam Pressure, 0 Degrees to 270 Degrees F, Number of Bolt Holes 4, 5/8 in Bolt Hole Diameter