This o-ring is supplied in AS568-337 red Silicone 70 Shore A built to an inside diameter of 2.975 in (75.57 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 3.395 in (86.23 mm), catalogued under part number S70MD337. It remains the most cost-effective sealing element available for pressurized assemblies.
Silicone offers physiological inertness and low toxicity, flexibility that holds at very low temperatures. The material holds up against ozone and UV exposure, weathering, and many oxidizing chemicals. The material carries a published service range of -80°F (-62.2°C) to 450°F (232.2°C). It should not be specified for service in abrasive dynamic service or steam above its rated range.
The compound is metal detectable for HACCP and foreign-body control programs. You will find this material specified across pharmaceutical manufacturing, ovens and heated equipment, and food and beverage processing.
Reference part number S70MD337 when ordering; the item is sold individually. Nominal inside diameter is listed as 3 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
description -337 RED SILICONE 70D O-RING
uf_description2 METAL DETECTABLE, 0.210" (5.33MM) CS X 2.975" (75.57MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 2.975 inch (75.57 mm)
Actual_OD 3.395 inch (86.23 mm)
ProductCode Description O-Rings - FDA / Metal Detectable