O-Ring No Metal Detectable No X-Ray Detectable System of Measurement Inch Cross Section Shape Round O-Ring Material HNBR Durometer (Hardness) Rating Medium Hard Nominal Inside Dia 3/8 in Nominal Width 3/32 in Actual Inside Dia 0.6 in Actual Width 0.103 in Dash Number 114 Color Green Durometer 70 Shore A Nominal Outside Dia 13/16 in Actual Outside Dia 0.818 in Temp Range -55 to 300 Degrees F FDA Approved No