This o-ring is supplied in AS568-437 black EPDM (EPR) 80 Shore A supplied with an inside diameter of 5.975 in (151.77 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 6.525 in (165.74 mm), catalogued under part number E80PC437. It delivers dependable bidirectional sealing in a compact groove envelope.
EPDM (EPR) is specified for good electrical insulating characteristics, strong performance in outdoor and exposed installations. This material stands up to dilute acids and alkalis, phosphate ester hydraulic fluids, and water and steam. Service temperature is rated from -65°F (-53.9°C) through 300°F (148.9°C). Applications involving mineral oil-based lubricants or aromatic hydrocarbons call for a different compound.
It sees regular use in potable water applications, HVAC and refrigeration, and brake and phosphate ester systems.
Reference part number E80PC437 when ordering; the item is sold individually. Nominal inside diameter is listed as 6 inch. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -437 BLACK EPDM 80D O-RING
uf_description2 PEROXIDE CURED, 0.275" (6.99MM) CS X 5.975" (151.76MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 5.975 inch (151.77 mm)
Actual_OD 6.525 inch (165.74 mm)
ProductCode Description O-Rings - Bulk - Commodity