The E70901 is an AS568-901 black EPDM (EPR) 70 Shore A O-Ring with an inside diameter of 0.185 in (4.7 mm), a cross section of 0.056 in (1.42 mm), and an outside diameter of 0.297 in (7.54 mm). This o-ring 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 and good electrical insulating characteristics. The material holds up against brake fluid, water and steam, and ozone, UV and weathering. Published continuous service range is -65°F (-53.9°C) to 300°F (148.9°C). It should not be specified for service in mineral oil-based lubricants or petroleum oils and fuels.
Maintenance and OEM teams specify it across water and steam systems, brake and phosphate ester systems, and potable water applications.
Order part number E70901, sold individually. Unit weight is approximately 0.0357 g. Review your operating media and conditions against this specification before installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Description -901 BLACK EPDM 70D O-RING
Actual Cross Section 0.056 inch (1.42 mm)
Actual Inside Diameter 0.185 inch (4.7 mm)
Actual Outside Diameter 0.297 inch (7.54 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity