-318 BLACK EPDM 70D O-RING

EPDM O-Ring, 0.975 in ID x 0.21 CS, 70A, Black, -65 to 300°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
EPDM (EPR)
Dash Size
318
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
3/16 inch
Nominal Inside Diameter
1 inch
Nominal Outside Diameter
1 3/8 inch
Unit of Measure
EA
SKU:
E70318
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Product Specification

-
The E70318 is an AS568-318 black EPDM (EPR) 70 Shore A O-Ring with an inside diameter of 0.975 in (24.77 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 1.395 in (35.43 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

EPDM (EPR) is specified here for strong performance in outdoor and exposed installations, good electrical insulating characteristics. This material stands up to brake fluid, phosphate ester hydraulic fluids, and ozone, UV and weathering. Published continuous service range is -65°F (-53.9°C) to 300°F (148.9°C). Exposure to petroleum oils and fuels or mineral oil-based lubricants will shorten service life.

Common environments for this compound include outdoor equipment, solar and roofing assemblies, and potable water applications.

Reference part number E70318 when ordering; the item is sold individually. Unit weight is approximately 2.41 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Item
E70318
Description
-318 BLACK EPDM 70D O-RING
Actual Cross Section
0.21 inch (5.33 mm)
Actual Inside Diameter
0.975 inch (24.77 mm)
Actual Outside Diameter
1.395 inch (35.43 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity