O-Ring 37 mm Dia 3mm W Buna-N Black PK25

O-Ring Metal Detectable Metal Detectable Not X-Ray Detectable X-Ray Detectable System of Measurement Metric Cross Section Shape Round O-Ring Material Buna N Durometer (Hardness) Rating Medium Hard Nominal Inside Dia 37 mm Nominal Width 3 mm Actual Inside Dia 37 mm Actual Width 3 mm Dash Number Not Applicable Color Black Durometer 70A Nominal Outside Dia 43 mm Actual Outside Dia 43 mm Temp Range -40 Degrees to 250 Degrees F FDA Approved FDA Compliant