Ordered as E80PC377, this is an AS568-377 black EPDM (EPR) 80 Shore A O-Ring measuring an inside diameter of 9.975 in (253.37 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 10.395 in (264.03 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
EPDM (EPR) is valued for excellent hot water and steam resistance, strong performance in outdoor and exposed installations. The material holds up against dilute acids and alkalis, phosphate ester hydraulic fluids, and ozone, UV and weathering. Published continuous service range is -65°F (-53.9°C) to 300°F (148.9°C). It should not be specified for service in aromatic hydrocarbons or mineral oil-based lubricants.
Common environments for this compound include brake and phosphate ester systems, outdoor equipment, and potable water applications.
Order part number E80PC377, sold individually. Nominal inside diameter is listed as 10 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description -377 BLACK EPDM 80D O-RING
uf_description2 PEROXIDE CURED, 0.210" (5.33MM) CS X 9.975" (253.37MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 9.975 inch (253.37 mm)
Actual_OD 10.395 inch (264.03 mm)
ProductCode Description O-Rings - Bulk - Commodity