-431 RED SILICONE 70D O-RING

Silicone O-Ring, 5.225 in ID x 0.275 CS, 70A, Red, -80 to 450°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Silicone
Dash Size
431
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
1/4 inch
Nominal Inside Diameter
5 1/4 inch
Nominal Outside Diameter
5 3/4 inch
Unit of Measure
EA
SKU:
S70431
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Product Specification

-
This o-ring is supplied in AS568-431 red Silicone 70 Shore A built to an inside diameter of 5.225 in (132.72 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 5.775 in (146.69 mm), catalogued under part number S70431. It creates a positive seal at flange, piston and rod interfaces without added hardware.

Silicone is valued for flexibility that holds at very low temperatures and an exceptionally wide service temperature range. The compound resists extreme heat and cold, many oxidizing chemicals, and weathering. Rated temperature range runs from -80°F (-62.2°C) to 450°F (232.2°C) in continuous service. Exposure to hydrocarbon fuels and oils or concentrated acids will shorten service life.

Maintenance and OEM teams specify it across sanitary process lines, medical devices, and pharmaceutical manufacturing.

Order part number S70431, sold individually. Unit weight is approximately 23.69 g. As always, verify media compatibility and operating conditions against the requirements of your specific application.
Item
S70431
Description
-431 RED SILICONE 70D O-RING
Actual Cross Section
0.275 inch (6.99 mm)
Actual Inside Diameter
5.225 inch (132.72 mm)
Actual Outside Diameter
5.775 inch (146.69 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6005
Product Category
O-Rings - Bulk - Commodity