Ordered as S70353, this is an AS568-353 red Silicone 70 Shore A O-Ring with an inside diameter of 4.975 in (126.37 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 5.395 in (137.03 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
The material holds up against dry heat, many oxidizing chemicals, and ozone and UV exposure. Silicone delivers physiological inertness and low toxicity, very good compression set resistance across its range. The material carries a published service range of -80°F (-62.2°C) to 450°F (232.2°C).
It sees regular use in electronics and electrical enclosures, ovens and heated equipment, and food and beverage processing.
S70353 ships individually. Unit weight is approximately 12.987 g and nominal inside diameter is listed as 5 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. For a size or compound outside the standard catalog, APG can quote from a print or sample.
description -353 RED SILICONE 70D O-RING
uf_description2 0.210" (5.33MM) CS X 4.975" (126.36MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 4.975 inch (126.37 mm)
Actual_OD 5.395 inch (137.03 mm)
ProductCode Description O-Rings - Bulk - Commodity