Part number E70313 is an AS568-313 black EPDM (EPR) 70 Shore A O-Ring with an inside diameter of 0.662 in (16.81 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.082 in (27.48 mm). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.
Expect good resistance to water and steam, ozone, UV and weathering, and dilute acids and alkalis. That behavior comes from the compound itself: EPDM (EPR) is widely chosen for strong performance in outdoor and exposed installations, good electrical insulating characteristics. The material carries a published service range of -65°F (-53.9°C) to 300°F (148.9°C). It should not be specified for service in mineral oil-based lubricants or aromatic hydrocarbons.
Maintenance and OEM teams specify it across outdoor equipment, water and steam systems, and solar and roofing assemblies.
Order part number E70313, sold individually. Unit weight is approximately 1.91 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description -313 BLACK EPDM 70D O-RING
uf_description2 0.210" (5.33MM) CS X 0.662" (16.81MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 0.662 inch (16.81 mm)
Actual_OD 1.082 inch (27.48 mm)
ProductCode Description O-Rings - Bulk - Commodity