Locknut, 1 in Nominal Pipe Size, Class Class 150, Black Anodized, Malleable Iron, Grade A, NPT, 11 1/2, 1- 11.5, For Pipe Schedule Schedule 40, 300 psi @ 77 Degrees F Maximum Operating Pressure, 150 psi Max. Steam Pressure, -20 Degrees to 366 Degrees F, Black. This item has been restricted from sale in the following state (s): []