This o-ring is supplied in AS568-161 black EPDM (EPR) 80 Shore A supplied with an inside diameter of 5.487 in (139.37 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 5.693 in (144.6 mm), catalogued under part number E80PC161. It creates a positive seal at flange, piston and rod interfaces without added hardware.
EPDM (EPR) is specified here for very good flexibility at low temperature, strong performance in outdoor and exposed installations. Expect good resistance to phosphate ester hydraulic fluids, dilute acids and alkalis, and ketones. Rated temperature range runs from -65°F (-53.9°C) to 300°F (148.9°C) in continuous service.
You will find this material specified across potable water applications, outdoor equipment, and solar and roofing assemblies.
This item is sold individually under part number E80PC161. Nominal inside diameter is listed as 5 1/2 inch. Check the compound against your process media, pressure and temperature before committing to a design.
description -161 BLACK EPDM 80D O-RING
uf_description2 PEROXIDE CURED, 0.103" (2.62MM) CS X 5.487" (139.37MM) ID
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 5.487 inch (139.37 mm)
Actual_OD 5.693 inch (144.6 mm)
ProductCode Description O-Rings - Bulk - Commodity