Vibration Absorber Sweat Connection Overall Length 8 1/4 In Flexible Hose I D 3/8 In Stainless Steel Tubing Material Actual O D 1/2 In Copper Connection Material Connection Size 3/8 Max Working Pressure 650 PSI Resistant To Shock And Vibration Perpendicular to the Direction of Installation Stainless Steel Braid Material To Minimize The Potential Damaging Effects of Vibration UL Listed (SA11882)