This o-ring is supplied in black EPDM (EPR) 70 Shore A built to an inside diameter of 339.3 mm (13.358 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 350.7 mm (13.81 in), catalogued under part number E5.7X339.3. It compresses into its gland to block fluid or gas migration across a joint. The catalog record notes: Metric O-RING, JIS G340.
EPDM (EPR) is specified here for strong performance in outdoor and exposed installations, very good flexibility at low temperature. It resists brake fluid, phosphate ester hydraulic fluids, and ozone, UV and weathering. Rated temperature range runs from -65°F (-53.9°C) to 300°F (148.9°C) in continuous service. Applications involving petroleum oils and fuels or aromatic hydrocarbons call for a different compound.
Typical settings include solar and roofing assemblies, outdoor equipment, and water and steam systems.
Reference part number E5.7X339.3 when ordering; the item is sold individually. As always, verify media compatibility and operating conditions against the requirements of your specific application.
description 5.7MM CS X 339.3MM ID BLACK EPDM 70D
uf_description2 METRIC O-RING, JIS G340
Actual_OD 350.7 mm (13.81 inch)
Actual_CS 5.7 mm (0.224 inch)
Actual_ID 339.3 mm (13.358 inch)
ProductCode Description O-Rings - Metric - Commodity