Part number S70387 is an AS568-387 red Silicone 70 Shore A O-Ring built to an inside diameter of 17.955 in (456.06 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 18.375 in (466.73 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint.
As a material, Silicone is specified for flexibility that holds at very low temperatures and excellent electrical insulating properties. The material holds up against ozone and UV exposure, many oxidizing chemicals, and extreme heat and cold. The material carries a published service range of -80°F (-62.2°C) to 450°F (232.2°C).
It sees regular use in pharmaceutical manufacturing, ovens and heated equipment, and medical devices.
S70387 ships individually. Unit weight is approximately 47.02 g and nominal inside diameter is listed as 18 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.
description -387 RED SILICONE 70D O-RING
uf_description2 0.210" (5.33MM) CS X 17.955" (456.06MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 17.955 inch (456.06 mm)
Actual_OD 18.375 inch (466.73 mm)
ProductCode Description O-Rings - Bulk - Commodity