The E70042 is an AS568-042 black EPDM (EPR) 70 Shore A O-Ring built to an inside diameter of 3.239 in (82.27 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 3.379 in (85.83 mm). This o-ring remains the most cost-effective sealing element available for pressurized assemblies.
EPDM (EPR) is specified for outstanding weather, ozone and sunlight resistance, good electrical insulating characteristics. This material stands up to phosphate ester hydraulic fluids, ketones, and brake fluid. Rated temperature range runs from -65°F (-53.9°C) to 300°F (148.9°C) in continuous service. Verify compatibility before use with mineral oil-based lubricants or petroleum oils and fuels.
You will find this material specified across solar and roofing assemblies, brake and phosphate ester systems, and water and steam systems.
E70042 ships individually. Unit weight is approximately 0.7679 g and nominal inside diameter is listed as 3 1/4 inch. Review your operating media and conditions against this specification before installation.
description -042 BLACK EPDM 70D O-RING
uf_description2 0.070" (1.78MM) CS X 3.239" (82.27MM) ID
Actual_CS 0.07 inch (1.78 mm)
Actual_ID 3.239 inch (82.27 mm)
Actual_OD 3.379 inch (85.83 mm)
ProductCode Description O-Rings - Bulk - Commodity