O-Ring No Metal Detectable No X-Ray Detectable System of Measurement Inch Cross Section Shape Round O-Ring Material EPDM Durometer (Hardness) Rating Medium Hard Nominal Inside Dia 5 3/4 in Nominal Width 3/32 in Actual Inside Dia 5.737 in Actual Width 0.103 in Dash Number 162 Color Black Durometer 70 Shore A Meets/Exceeds ASTM D2000 SAE J200 Nominal Outside Dia 5 15/16 in Actual Outside Dia 5.943 in Temp Range -65 Degrees to 300 Degrees F FDA Approved No