3/8" ID x 9/16" OD Black Santoprene (TM) 64A Tubing
3/8" ID x 9/16" OD Black Santoprene (TM) 64A Tubing has a durometer of 64 shore A, a tensile strength of 1000 PSI, a specific gravity of .97 and an elongation at break of 400%. It has a heat distortion temperature of 275°F and a brittleness temperature of < 60°C.