Butterfly Valve Body Material T304 Stainless Steel Tube Size 1 1/2 in Connection Clamp Max Pressure 145 psi Temp Range 15 Degrees to 266 Degrees F Surface Finish 20 RA ID Overall Length 2 3/4 in Seat Material Silicone Disc Material T304 Stainless Steel Handle Type Trigger Standards FDA Compliant Seats