2.5MM CS X 18.5MM ID BLACK FKM 75D
Black Viton® (FKM) 75 Shore A O-Ring with an inside diameter of 18.5 mm (0.728 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 23.5 mm (0.93 in). Very low compression set at elevated temperature.
Material Fluoroelastomer (FKM/Viton)
Minimum_Temp -15°F (-26°C)
Maximum_Temp 400°F (204°C)