Ordered as E70450, this is an AS568-450 black EPDM (EPR) 70 Shore A O-Ring supplied with an inside diameter of 10.475 in (266.07 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 11.025 in (280.04 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
The compound resists ketones, dilute acids and alkalis, and ozone, UV and weathering. That behavior comes from the compound itself: EPDM (EPR) is specified for outstanding weather, ozone and sunlight resistance, strong performance in outdoor and exposed installations. Published continuous service range is -65°F (-53.9°C) to 300°F (148.9°C).
Common environments for this compound include outdoor equipment, brake and phosphate ester systems, and HVAC and refrigeration.
Stocked as E70450 and sold individually. Unit weight is approximately 37.71 g and nominal inside diameter is listed as 10 1/2 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
description -450 BLACK EPDM 70D O-RING
uf_description2 0.275" (6.99MM) CS X 10.475" (266.07MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 10.475 inch (266.07 mm)
Actual_OD 11.025 inch (280.04 mm)
ProductCode Description O-Rings - Bulk - Commodity