-241 BLACK EPDM 70D O-RING

EPDM O-Ring, 3.859 in ID x 0.139 CS, 70A, Black, -65 to 300°F

Status
Available
Est. Ship Date
1 Nov 2026
Material
EPDM (EPR)
Dash Size
241
Durometer
70 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-65°F (-53.9°C)
Maximum Temperature
300°F (149°C)
Nominal Cross Section
1/8 inch
Nominal Inside Diameter
3 7/8 inch
Nominal Outside Diameter
4 1/8 inch
Unit of Measure
EA
SKU:
E70241
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Product Specification

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The E70241 is an AS568-241 black EPDM (EPR) 70 Shore A O-Ring measuring an inside diameter of 3.859 in (98.02 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 4.137 in (105.08 mm). This o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

As a material, EPDM (EPR) is known for strong performance in outdoor and exposed installations, excellent hot water and steam resistance. It resists brake fluid, phosphate ester hydraulic fluids, and dilute acids and alkalis. Service temperature is rated from -65°F (-53.9°C) through 300°F (148.9°C). It is not the right choice where petroleum oils and fuels or aromatic hydrocarbons are present.

Common environments for this compound include HVAC and refrigeration, water and steam systems, and outdoor equipment.

E70241 ships individually. Unit weight is approximately 3.66 g and nominal inside diameter is listed as 3 7/8 inch. Review your operating media and conditions against this specification before installation.
Item
E70241
Description
-241 BLACK EPDM 70D O-RING
Actual Cross Section
0.139 inch (3.53 mm)
Actual Inside Diameter
3.859 inch (98.02 mm)
Actual Outside Diameter
4.137 inch (105.08 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity