3MM CS X 120MM ID RED SILICONE 70D

APG stocks the S3X120, a red Silicone 70 Shore A O-Ring with an inside diameter of 120 mm (4.724 in), a cross section of 3 mm (0.118 in), and an outside diameter of 126 mm (4.96 in). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

It resists ozone and UV exposure, weathering, and extreme heat and cold. Silicone is widely chosen for physiological inertness and low toxicity, excellent electrical insulating properties. Published continuous service range is -80°F (-62.2°C) to 450°F (232.2°C).

The compound meets FDA requirements for food contact. You will find this material specified across food and beverage processing, medical devices, and ovens and heated equipment.

Order part number S3X120, sold individually. Unit weight is approximately 3.7733 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.