APG stocks the E80PC339, an AS568-339 black EPDM (EPR) 80 Shore A O-Ring measuring an inside diameter of 3.225 in (81.92 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 3.645 in (92.58 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
EPDM (EPR) delivers very good flexibility at low temperature and good electrical insulating characteristics. The compound resists phosphate ester hydraulic fluids, water and steam, and dilute acids and alkalis. Rated temperature range runs from -65°F (-53.9°C) to 300°F (148.9°C) in continuous service.
Maintenance and OEM teams specify it across potable water applications, solar and roofing assemblies, and outdoor equipment.
This item is sold individually under part number E80PC339. Nominal inside diameter is listed as 3 1/4 inch. Check the compound against your process media, pressure and temperature before committing to a design.
description -339 BLACK EPDM 80D O-RING
uf_description2 PEROXIDE CURED, 0.210" (5.33MM) CS X 3.225" (81.92MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 3.225 inch (81.92 mm)
Actual_OD 3.645 inch (92.58 mm)
ProductCode Description O-Rings - Bulk - Commodity