This o-ring is supplied in AS568-266 red Silicone 70 Shore A measuring an inside diameter of 7.984 in (202.79 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 8.262 in (209.85 mm), catalogued under part number S70MD266. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Expect good resistance to ozone and UV exposure, many oxidizing chemicals, and dry heat. That behavior comes from the compound itself: Silicone is specified for flexibility that holds at very low temperatures and excellent electrical insulating properties. Rated temperature range runs from -80°F (-62.2°C) to 450°F (232.2°C) in continuous service. Verify compatibility before use with concentrated acids or steam above its rated range.
This item is metal detectable for HACCP and foreign-body control programs. Maintenance and OEM teams specify it across ovens and heated equipment, sanitary process lines, and medical devices.
Reference part number S70MD266 when ordering; the item is sold individually. Nominal inside diameter is listed as 8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.
description -266 RED SILICONE 70D O-RING
uf_description2 METAL DETECTABLE, 0.139" (3.53MM) CS X 7.984" (202.79MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 7.984 inch (202.79 mm)
Actual_OD 8.262 inch (209.85 mm)
ProductCode Description O-Rings - FDA / Metal Detectable