This o-ring is supplied in AS568-109 black EPDM (EPR) 80 Shore A with an inside diameter of 0.299 in (7.59 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 0.505 in (12.83 mm), catalogued under part number E80PC109. It seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
EPDM (EPR) is specified here for excellent hot water and steam resistance, strong performance in outdoor and exposed installations. It resists brake fluid, dilute acids and alkalis, and ketones. The material carries a published service range of -65°F (-53.9°C) to 300°F (148.9°C). It is not the right choice where aromatic hydrocarbons or petroleum oils and fuels are present.
Typical settings include solar and roofing assemblies, HVAC and refrigeration, and outdoor equipment.
Order part number E80PC109, sold individually. Review your operating media and conditions against this specification before installation.
Description -109 BLACK EPDM 80D O-RING
Actual Cross Section 0.103 inch (2.62 mm)
Actual Inside Diameter 0.299 inch (7.59 mm)
Actual Outside Diameter 0.505 inch (12.83 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity