Ordered as S70037, this is an AS568-037 red Silicone 70 Shore A O-Ring with an inside diameter of 2.489 in (63.22 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 2.629 in (66.78 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.
Silicone is specified here for excellent electrical insulating properties and flexibility that holds at very low temperatures. Expect good resistance to weathering, ozone and UV exposure, and extreme heat and cold. Rated temperature range runs from -80°F (-62.2°C) to 450°F (232.2°C) in continuous service. Verify compatibility before use with hydrocarbon fuels and oils or concentrated acids.
Typical settings include ovens and heated equipment, pharmaceutical manufacturing, and food and beverage processing.
Reference part number S70037 when ordering; the item is sold individually. Unit weight is approximately 0.763 g and nominal inside diameter is listed as 2 1/2 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
description -037 RED SILICONE 70D O-RING
uf_description2 0.070" (1.78MM) CS X 2.489" (63.22MM) ID
Actual_CS 0.07 inch (1.78 mm)
Actual_ID 2.489 inch (63.22 mm)
Actual_OD 2.629 inch (66.78 mm)
ProductCode Description O-Rings - Bulk - Commodity