O-Ring Polyurethane AS568 Dash Number 210 Actual Width 0.139 In. Actual Inside Dia 0.734 In. Outside Dia 1.012 In. Cross Section Shape Round Durometer Rating Medium Hard Durometer 70 Shore A Nominal Width 1/8 In. Nominal Inside Dia 3/4 In. Nominal Outside Dia 1 In. Color Black Temp Range -40 Degrees to 180 Degrees F Meets/Exceeds SAE J200 ASTM D2000 Package Quantity 10