O-Ring No Metal Detectable No X-Ray Detectable System of Measurement Inch Cross Section Shape Round O-Ring Material Viton ETP Durometer (Hardness) Rating Medium Hard Nominal Inside Dia 3/8 in Nominal Width 3/32 in Actual Inside Dia 0.362 in Actual Width 0.103 in Dash Number 110 Color Black Durometer 75 Shore A Meets/Exceeds ASTM D2000 SAE J200 Nominal Outside Dia 9/16 in Actual Outside Dia 0.568 in Temp Range -10 Degrees to 400 Degrees F FDA Approved Yes