This o-ring is supplied in AS568-445 red Silicone 70 Shore A supplied with an inside diameter of 7.975 in (202.57 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 8.525 in (216.54 mm), catalogued under part number S70MD445. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Silicone is specified here for very good compression set resistance across its range and flexibility that holds at very low temperatures. It resists extreme heat and cold, ozone and UV exposure, and many oxidizing chemicals. Published continuous service range is -80°F (-62.2°C) to 450°F (232.2°C). Verify compatibility before use with hydrocarbon fuels and oils or abrasive dynamic service.
This item is metal detectable for HACCP and foreign-body control programs. Typical settings include medical devices, ovens and heated equipment, and electronics and electrical enclosures.
Stocked as S70MD445 and sold individually. Check the compound against your process media, pressure and temperature before committing to a design. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description -445 RED SILICONE 70D O-RING
uf_description2 METAL DETECTABLE, 0.275" (6.99MM) CS X 7.975" (202.57MM) ID
Actual_CS 0.275 inch (6.99 mm)
Actual_ID 7.975 inch (202.57 mm)
Actual_OD 8.525 inch (216.54 mm)
ProductCode Description O-Rings - FDA / Metal Detectable