O-Ring Silicone AS568 Dash Number 924 Actual Width 0.118 In. Actual Inside Dia 1.720 In. Outside Dia 1.956 In. Cross Section Shape Round Durometer Rating Medium Hard Durometer 70 Shore A Nominal Inside Dia 1-3/4 In. Nominal Outside Dia 1-1/2 In. Color Red Temp Range -65 Degrees to 450 Degrees F Meets/Exceeds SAE J200 ASTM D2000 FDA Approved Package Quantity 10