Part number E2X4 is a black EPDM (EPR) 70 Shore A O-Ring measuring an inside diameter of 4 mm (0.157 in), a cross section of 2 mm (0.079 in), and an outside diameter of 8 mm (0.31 in). An o-ring compresses into its gland to block fluid or gas migration across a joint.
The compound resists dilute acids and alkalis, water and steam, and phosphate ester hydraulic fluids. EPDM (EPR) offers excellent hot water and steam resistance, outstanding weather, ozone and sunlight resistance. Rated temperature range runs from -65°F (-53.9°C) to 300°F (148.9°C) in continuous service. Verify compatibility before use with mineral oil-based lubricants or petroleum oils and fuels.
It sees regular use in outdoor equipment, brake and phosphate ester systems, and water and steam systems.
This item is sold individually under part number E2X4. As always, verify media compatibility and operating conditions against the requirements of your specific application. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
description 2MM CS X 4MM ID BLACK EPDM 70D
uf_description2 METRIC O-RING
Actual_OD 8 mm (0.31 inch)
Actual_CS 2 mm (0.079 inch)
Actual_ID 4 mm (0.157 inch)
ProductCode Description O-Rings - Metric - Commodity