Ordered as E70NSF122, this is an AS568-122 black EPDM (EPR) 70 Shore A O-Ring measuring an inside diameter of 1.112 in (28.24 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 1.318 in (33.48 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
EPDM (EPR) is specified here for strong performance in outdoor and exposed installations, good electrical insulating characteristics. The material holds up against water and steam, ozone, UV and weathering, and phosphate ester hydraulic fluids. The material carries a published service range of -65°F (-53.9°C) to 300°F (148.9°C).
This item meets FDA requirements for food contact, carries NSF listing, and is metal detectable for HACCP and foreign-body control programs. You will find this material specified across water and steam systems, solar and roofing assemblies, and potable water applications.
Stocked as E70NSF122 and sold individually. Unit weight is approximately 0.603 g and nominal inside diameter is listed as 1 1/8 inch. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description -122 BLACK EPDM 70D NSF O-RING
uf_description2 0.103" (2.62MM) CS X 1.112" (28.24MM) ID
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 1.112 inch (28.24 mm)
Actual_OD 1.318 inch (33.48 mm)
ProductCode Description O-Rings - FDA / Metal Detectable