The S70422 is an AS568-422 red Silicone 70 Shore A O-Ring supplied with an inside diameter of 4.1 in (104.14 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 4.65 in (118.11 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
As a material, Silicone is known for very good compression set resistance across its range and an exceptionally wide service temperature range. It resists extreme heat and cold, dry heat, and ozone and UV exposure. Rated temperature range runs from -80°F (-62.2°C) to 450°F (232.2°C) in continuous service. It should not be specified for service in concentrated acids or abrasive dynamic service.
Common environments for this compound include medical devices, electronics and electrical enclosures, and sanitary process lines.
This item is sold individually under part number S70422. Unit weight is approximately 18.5 g and nominal inside diameter is listed as 4 1/8 inch. Check the compound against your process media, pressure and temperature before committing to a design.
description -422 RED SILICONE 70D O-RING
uf_description2 0.275" (6.99MM) CS X 4.100" (104.14MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 4.1 inch (104.14 mm)
Actual_OD 4.65 inch (118.11 mm)
ProductCode Description O-Rings - Bulk - Commodity