Lug Union, Steel, Class Class 3000, For Pipe Schedule 160, 1 1/2 in, Female, NPT, 1 1/2 in, Female, NPT, 1,500 psi @ 150 Degrees F Maximum Operating Pressure Thick-walled fitting offers you a simple, economical installation and is ideal for use with water and oil in chemical, petrochemical, pulp, paper, shipbuilding, waste incineration, and semiconductor industry applications.