The E70NSF426 is an AS568-426 black EPDM (EPR) 70 Shore A O-Ring built to an inside diameter of 4.6 in (116.84 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.15 in (130.81 mm). This o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
EPDM (EPR) is specified here for very good flexibility at low temperature, excellent hot water and steam resistance. It resists water and steam, dilute acids and alkalis, and ketones. Continuous operating temperature is published at -65°F (-53.9°C) to 300°F (148.9°C). It is not the right choice where petroleum oils and fuels or aromatic hydrocarbons are present.
This item meets FDA requirements for food contact, carries NSF listing, and is metal detectable for HACCP and foreign-body control programs. Typical settings include potable water applications, solar and roofing assemblies, and outdoor equipment.
This item is sold individually under part number E70NSF426. Unit weight is approximately 17.65 g and nominal inside diameter is listed as 4 5/8 inch. Review your operating media and conditions against this specification before installation.
description -426 BLACK EPDM 70D NSF O-RING
uf_description2 0.275" (6.99MM) CS X 4.600" (116.84MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 4.6 inch (116.84 mm)
Actual_OD 5.15 inch (130.81 mm)
ProductCode Description O-Rings - FDA / Metal Detectable