O-Ring No Metal Detectable No X-Ray Detectable System of Measurement Inch Cross Section Shape Round O-Ring Material Kalrez 6230 Durometer (Hardness) Rating Medium Hard Nominal Inside Dia 3/64 in Nominal Width 3/64 in Actual Inside Dia 0 in Actual Width 0.05 in Dash Number 002 Color Black Durometer 75 Shore A Meets/Exceeds 3A 18-03 FDA USP Class VI Nominal Outside Dia 9/64 in Actual Outside Dia 0.142 in Temp Range 30 Degrees to 520 Degrees F FDA Approved Yes