O-Ring FEP with Silicone Core AS568 Dash Number 014 Actual Width 0.070 In. Actual Inside Dia 0.489 In. Outside Dia 0.629 In. Cross Section Shape Round Durometer Rating Hard Durometer 85 Shore A Nominal Width 1/16 In. Nominal Inside Dia 1/2 In. Nominal Outside Dia 5/8 In. Color Clear with Red Core Temp Range -75 Degrees to 400 Degrees F Meets/Exceeds ASTM D2116