This o-ring is supplied in AS568-374 black EPDM (EPR) 80 Shore A supplied with an inside diameter of 9.225 in (234.32 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 9.645 in (244.98 mm), catalogued under part number E80PC374. It creates a positive seal at flange, piston and rod interfaces without added hardware.
As a material, EPDM (EPR) is known for very good flexibility at low temperature, strong performance in outdoor and exposed installations. It resists phosphate ester hydraulic fluids, brake fluid, and dilute acids and alkalis. Published continuous service range is -65°F (-53.9°C) to 300°F (148.9°C). It should not be specified for service in petroleum oils and fuels or aromatic hydrocarbons.
Maintenance and OEM teams specify it across water and steam systems, outdoor equipment, and HVAC and refrigeration.
E80PC374 ships individually. Nominal inside diameter is listed as 9 1/4 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Description -374 BLACK EPDM 80D O-RING
Actual Cross Section 0.21 inch (5.33 mm)
Actual Inside Diameter 9.225 inch (234.32 mm)
Actual Outside Diameter 9.645 inch (244.98 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity