-273 BLACK EPDM 70D O-RING

The E70273 is an AS568-273 black EPDM (EPR) 70 Shore A O-Ring measuring an inside diameter of 9.734 in (247.24 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 10.012 in (254.3 mm). This o-ring remains the most cost-effective sealing element available for pressurized assemblies.

The compound resists ozone, UV and weathering, brake fluid, and ketones. EPDM (EPR) is specified for good electrical insulating characteristics and very good flexibility at low temperature. The material carries a published service range of -65°F (-53.9°C) to 300°F (148.9°C). Verify compatibility before use with mineral oil-based lubricants or petroleum oils and fuels.

It sees regular use in outdoor equipment, water and steam systems, and HVAC and refrigeration.

This item is sold individually under part number E70273. Unit weight is approximately 0.0087 g and nominal inside diameter is listed as 9 3/4 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.