The E70246 is an AS568-246 black EPDM (EPR) 70 Shore A O-Ring measuring an inside diameter of 4.484 in (113.89 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 4.762 in (120.95 mm). This o-ring remains the most cost-effective sealing element available for pressurized assemblies.
EPDM (EPR) is specified here for good electrical insulating characteristics, strong performance in outdoor and exposed installations. This material stands up to brake fluid, ozone, UV and weathering, and water and steam. Continuous operating temperature is published at -65°F (-53.9°C) to 300°F (148.9°C). It should not be specified for service in petroleum oils and fuels or mineral oil-based lubricants.
Common environments for this compound include potable water applications, outdoor equipment, and solar and roofing assemblies.
This item is sold individually under part number E70246. Unit weight is approximately 4.22 g and nominal inside diameter is listed as 4 1/2 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Description -246 BLACK EPDM 70D O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 4.484 inch (113.89 mm)
Actual Outside Diameter 4.762 inch (120.95 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity