-318 RED SILICONE 70D O-RING

Silicone O-Ring, 0.975 in ID x 0.21 CS, 70A, Red, -80 to 450°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Silicone
Dash Size
318
Durometer
70 Shore A
Cross Section Type
Round
Color
Red
Minimum Temperature
-80°F (-62.2°C)
Maximum Temperature
450°F (232°C)
Nominal Cross Section
3/16 inch
Nominal Inside Diameter
1 inch
Nominal Outside Diameter
1 3/8 inch
Unit of Measure
EA
SKU:
S70318
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Product Specification

-
S70318 is an AS568-318 red Silicone 70 Shore A O-Ring built to 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). In service, this o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

As a material, Silicone is specified for an exceptionally wide service temperature range and very good compression set resistance across its range. The compound resists extreme heat and cold, many oxidizing chemicals, and weathering. Service temperature is rated from -80°F (-62.2°C) through 450°F (232.2°C). Exposure to concentrated acids or steam above its rated range will shorten service life.

It sees regular use in medical devices, sanitary process lines, and electronics and electrical enclosures.

Reference part number S70318 when ordering; the item is sold individually. Unit weight is approximately 2.979 g. Review your operating media and conditions against this specification before installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Item
S70318
Description
-318 RED SILICONE 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